Need help with Equations with Fractions - URGENT!!!!

Need Help With Equations With Fractions - URGENT!!!!

Answers

Answer 1

Answer: 2: v = -26 | 3: k = 7 | 4: x = 3/14 |

Step-by-step explanation:

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2: 4 + v/8 = 3/4

First we have to leave the variable "v" alone and we do the opposite on the other side.

So we do 4 + v/8 = 3/4 ----> v/8 = 3/4 - 4

---> v/8 = -3 1/4

next we do 8 * v/8 = -3 1/4 * 8

We get v = -26

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3: 2/3 + 3/4k = 71/12

Subtract 2/3 from both sides

= 3/4k = 63/12

Reduce 63/12 to 21/4

= 3/4k = 21/4

Multiply each side by 4/3, the reciprocall of 3/4

then we get k = 21/3

Which means k = 7

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4: 1/2 + 7/10x = 13/20

Subtact 1/2 from both sides

= 7/10x = 3/20

Multiply each side by 10/7, the reciprocal of 7/10

x = 3 * 10/20 * 7

= x = 30/140

= x = 3/14


























Related Questions

Use the numbers 1,2,3,4,5,6 to fill in the circles to make the equations true. Use each number once.

Answers

Answer:

Step-by-step explanation:

Answer:

Step-by-step explanation:

put r^(2 )-15 = t+19 into a sentance

Answers

The difference between the square of the numbers 'r' and 15 is the same as the sum of the numbers 't' and 19.

How to convert the equation into a sentence?

The act of converting mathematical equations into a specified statement is known as equation to sentence transformation.

The mathematical equation is given below.

r² - 15 = t + 19

In the above equation, there are two variables that are 'r' and 't'. Then the mathematical equation can be converted into a sentence as,

The difference between the square of the numbers 'r' and 15 is the same as the sum of the numbers 't' and 19.

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The required expression is written into sentence as Fifteen less than the square of r equals the sum of t and nineteen.

What is a word sentence?

A mathematical sentence makes a statement about two expressions. The two expressions either use numbers, variables, or a combination of both. A mathematical sentence can also use symbols or words like equals, greater than, or less than.

Given:

The given equation is

[tex]r^{2}[/tex]-15 = t+19

According to given question we have

The expression is written into sentence as Fifteen less than the square of r equals the sum of t and nineteen.

Therefore, the required expression is written into sentence as Fifteen less than the square of r equals the sum of t and nineteen.

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Both my numerator and denominator are even numbers and their sum is 68 i am equivalent to 7/10 what fraction am i

Answers

Let the numerator = A
Let the denominator = B
7/10=A/B


7+10=17
68/17=4
7/10 * 4/4 =28/40

therefore the two numbers are 28 and 40

The number of girls is 17 less than twice the number of boys. Right an equation about this description.

Answers

Answer:

g = 2b - 17

Step-by-step explanation:

Girls = g

Boys = b

g = 2b - 17

Simplfyy -3x plus7y plus21y -21

Answers

Answer:

-3x + 28y - 21

Step-by-step explanation:

[tex]7y+21y=28y\\=-3x+28y-21[/tex]

• Add the similar factors and carry over the uncommon factor, -3x.

Paul started work at company B ten years ago at the salary shown in the table. At the same time Sharla started at company C at the salary shown in the table. Who earned more during the last year? How much more? *picture included*

Answers

go ask God bro ain't nobody know that

Bruce made 6 pans of brownies. He cut each pan into 9 brownies. How many brownies did Bruce end up with?

Answers

Answer:

54

Step-by-step explanation:

9 x 6 = 54 Bruce will end up with 54 brownies if he cuts each of the 6 brownie pans of brownies into 9.

Point (w, z) is transformed by the rule (w 5, z) . what type of transformation occurred?

Answers

Scaling transformation onto the x co ordinate by a factor of 5.

What is a co-ordinate system ?

A co-ordinate system represents two points one for x axis and another for y axis in a ordered pair (x,y)

According the given question Point (w, z) is transformed by the rule (w5, z).

Here w represents x co-ordinate points and z represents y co-ordinate points.

We can observe that the x co-ordinate point have been scaled by a factor of 5.We can think of that after this transformation the line has become less steeper from origin.

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What is the value of 1/4(38-14)+3^3 divided by 9?

Answers

Answer:

9

Step-by-step explanation:

[tex]38-14\\\bold{24}\\\rightarrow 1\div \:4\cdot \:24+3^3\div \:9\\3^3\\\bold{27}\\\rightarrow 1\div \:4\cdot \:24+27\div \:9\\1\div \:4\cdot \:24\\\frac{1}{4}\cdot \:24\\\bold{6}\\\rightarrow 6+27\div \:9\\27\div \:9\\\bold{3}\\6+3\\=9[/tex]

Approximate 5√3 to the nearest tenth.

Answers

Answer: 8.7

Explanation:

5√3 is 8.66, rounding to the nearest tenth would make it 8.7

A group of friends enjoys playing miniature golf together. here are a set of final scores from a recent outing: 39, 41, 44, 50, 54, 56, 56, 56, 61 what is the mode?

Answers

The mode is the most common value in a set of data values then the mode of the given set of data is 56.

What is a mode?

The mode is the most common value in a set of data values. If X is a discrete random variable, the mode is the x value at which the probability mass function maximizes. In other words, it is the most likely value to be sampled.

The most common number, or the number that appears the most frequently. Example: Since the number 2 occurs three times, more than any other number, it is the mode of the sequence "4, 2, 4, 3, 2, 2."

Let the given data be 39, 41, 44, 50, 54, 56, 56, 56, 61

The mode is the most common value in a set of data values.

Then the mode of the given set of data is 56.

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Select the domain and range of the graph in set-builder and interval notation.

Answers

The domain of the function:{x|x<-1 and x>1} or (-∞,-1] ∪[1,∞) and the range of the function {y|y∈R} or (-∞,∞) .

A function's range is the set of all values that the function accepts, and its domain is the set of all values for which the function is defined.

The sets of all the x-coordinates and all the y-coordinates of ordered pairs, respectively, are the domain and range of a relation.

In the given graph we can see that the values of x are all real values greater than 1 and all real values less than 1

Therefore the domain of the function is set-builder notation is given by:

{x|x<-1 and x>1}

The domain of the function in interval notation is given by:

(-∞,-1] ∪[1,∞)

Therefore the range of the function is set-builder notation is given by:

{y|y∈R}

The range of the function in interval notation is given by:

(-∞,∞)

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What will these look like?

Answers

Answer:

Step-by-step explanation:

Find the value of x and YZ if Y is between X and Z.
XY = 12, YZ = 2x, and XZ = 28

Answers

Answer:

x = 8 and YZ = 16

Step-by-step explanation:

since Y is between X and Z , then

XY + YZ = XZ , that is

12 + 2x = 28 ( subtract 12 from both sides )

2x = 16 ( divide both sides by 2 )

x = 8

and YZ = 2x = 2 × 8 = 16

Last year, 63 new houses were built in a neighborhood. So far 6/7 of them have been sold. How many new houses have been sold this year?
Write your answer in simplest form

Answers

Answer is 54. Here is a trick for you. Write 63 as a fraction, with the denominator as 1. 63/1. Then insert the fraction you are calculating, 6/7: (6*63)/7*1. Do the multiplication, 6*63=378, 7*1=7. Then write as 378/7. What's 378/7? Your answer 54.

Find the volume of the solid. PLEASE HELPPPPPPPP

Answers

Answer:

V≈743.25

Step-by-step explanation:

V=5

12tan(54°)ha2=5

12·tan(54°)·4·182≈743.24624

a sequence of natural numbers is constructed by listing the first 4, then skipping the next 5, skipping 2 listing 6, skipping 3, and, on the nth iteration, listing n 3 and skipping n. the sequence begins 1,2,3,4,6,7,8,9,10,13. what is the 500,00th number in the sequence?

Answers

The 500,00th number in the sequence = 98828

What is sequence?

A sequence is a numbered collection of objects where repeats are permitted and order is important. It has members, just like a set. The length of something like the sequence is defined as the number of items.

According to the given data:

here n^th iteration n+3 element are listed and n element are skipped.

now before nth iteration total skipped natural number : 1+2+3+.........n-1

                                                                                           = n(n-1)/2

now after completion of nth iteration total listed natural number = 4+5+6+.....n+3

= ((n+3)(n+4)/2)-6

to find 50000th number total listed element must be greater than or equal to 50000.

((n+3)(n+4)/2)-6 ≥ 50000

(n+3)(n+4) ≥ 100012

n = 313

total skipped before 313th iteration

=( 313 * 312)/2

=  48828

total listed before 313th is 48828.

listed after 312th iteration

= ((315)(316))/2)-6

= 49764

total number remaining for 50000

= 50000 - 49764

= 236

total number passed.

skipped+ listed

= 48828 + 49764

= 98592

50000th element = 98592 + 236

                              = 98828

The 500,00th number in the sequence = 98828

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Solve the following equation for a. a - 32 = 47

Answers

a-32=47
a=79
This means that the answer is a=79

Answer:

a=79

Step-by-step explanation:

you just have to make "a" the subject of the formula so as to solve for "a"

a=47+32=79

PLEASE HELP ASAPPP !! WILL GIVE BRAINLIEST AND 5 STAR RATINGGG

Answers

Answer:

5/6

Step-by-step explanation:

I CAN SOLVE PROBLEMS.
5. Create an equivalent expression using the
additive inverse property.
-17- (25)
-17-25
6. Divide
debelow and determine if it will
terminate or repeat

Answers

The equivalent expression using the additive inverse property is -17- 25

How to create an equivalent expression using the additive inverse property?

The expression is given as:

-17- (25)

The additive inverse property states that:

-x + x = 0

This also states that

-(x) = -x

Using the above as a guide, we have the following equation

-17- (25) = -17- 25

Hence, the equivalent expression using the additive inverse property is -17- 25

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Solve 7x2 - 2x = −3
Please

Answers

Pretty sure it’s the second answer

Answer:

I think the answer to this question is the last multiple choice answer

Step-by-step explanation:

Can someone please help me? :(

Answers

The answer is b and c

What you have to do first is you have 5 owners correct? well you take anything they are sharing in the case it is delay/debt. so you divide $110 by 5 and you should get the amount $22. This means that each owner has to pay $22 to the delay.

Given the inequality −6

Answers

The absolute value inequality is |x - 6| < 12 and the complete points are Midpoint = 6 and Distance = 12

How to complete the inequality?

The inequality expression is given as

-6 < x < 18

The distance is calculated as:

Distance = |18 -(-6)|/2

Evaluate the difference

Distance = 12

The midpoint is calculated as:

Midpoint = 0.5 * (18 - 6)

Evaluate

Midpoint = 6

The absolute value inequality is represented as

|x - Midpoint| < Distance

So, we have

|x - 6| < 12

Hence, the absolute value inequality is |x - 6| < 12 and the complete points are Midpoint = 6 and Distance = 12

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The percentage of organ donors who died from drug overdoses changed by 9.34% - 1.10% =8.24% between 2000 and 2015. what is this as a percentage of donors dying from drug overdoses in 2000?

Answers

The current percentage in comparison to in the year 2000 is 88.22%.

We are given the percentage of death in the year 2000, 2015 and the difference. Now, we have to find the percentage of donors between change and the original deaths in the year 2000.

To find this, we will use the following formula -

Percentage change = Difference between the percentage change in the year 2000 to 2015 ÷ Percentage of deaths in the year 2000 ×100

Now, keep the values in formula to find the percentage change.

Percentage change = [tex]\frac{8.24}{9.34} *100[/tex]

Performing division to find the percentage change

Percentage change = 0.882*100

Further performing multiplication to get the answer in the form of percentage

Percentage change = 88.22%

Hence, the comparison of difference with the percentage of donors dying from drug overdoses in 2000 is 88.22%.

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Researchers wanted to determine if there was an association between the level of happiness of an individual and their risk of breast cancer. The researchers studied 1813 people over the course of 5 years. During this 5-year period, they interviewed the individuals and asked questions about their daily lives and the hassles they face. In addition, hypothetical scenarios were presented to determine how each individual would handle the situation. These interviews were videotaped and studied to assess the emotions of the individuals. The researchers also determined which individuals in the study experienced any type of breast cancer over the 9-year period. After their analysis, the researchers concluded that the happy individuals were less likely to experience breast cancer. (a) What type of observational study was this? Explain. (b) What is the response variable? What is the explanatory variable?

Answers

The answers to all the subparts of the question are shown below.

What is an observational study?An observational study is used in fields such as epidemiology, social sciences, psychology, and statistics to draw conclusions from a sample to a population where the independent variable is not under the researcher's control due to ethical concerns or logistical constraints. One common observational study is about the potential effect of a treatment on subjects, where the assignment of subjects to a treated versus a control group is beyond the investigator's control.

(A) What type of observational study was this?

Because all information about the individuals was gathered at one point in time, this was a cross-sectional study.

(B-1) What is the response variable?

Whether or not the woman has IDC breast cancer is the response variable. The qualitative response variable is used.

(B-2) What is the explanatory variable?

Whether or not the woman has IDC breast cancer is the explanatory variable.

Therefore, the answers to all the subparts of the question are shown.

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Passes through (-3,2) and perpendicular to the line containing (2,3) and (1,-2)

Answers

Answer:

(1,-2)

Step-by-step explanation:

Passes through (-3,2) and perpendicular to the line containing (2,3) and

In determining whether a process is in statistical control, the _____ should be analyzed first.

Answers

In determining whether a process is in statistical control, the R-chart should be analyzed first.

Given that, in determining whether a process is in statistical control, the _____ should be analyzed first.

What is statistical control?

A quality control technique called statistical process control uses statistical techniques to monitor and manage a process. This makes it possible to maintain an effective process that generates more products that meet specifications while using less trash.

When measuring small subgroups (n 10) from a process at regular intervals, an R-chart is a sort of control chart that is used to track the process variability (as the range). The value of a subgroup range is represented by each point on the chart.

Therefore, in determining whether a process is in statistical control, the R-chart should be analyzed first.

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2 ( x + a ) = 4b explain how i solve this not the answer how to sovle it please

Answers

Answer:

x = 2b - a

Step-by-step explanation:

2(x + a) = 4b

2x + 2a = 4b

x + a = 2b

x = 2b - a

I think this question is incomplete

Travis painted for 6 2/3 hours. He received $27 an hour for his work. How much was Travis paid for doing this painting job?

Answers

Answer:

$180

Step-by-step explanation:

Well because it is $27 per hour, you can start with the whole hours:

6*27=162

then because you are working with fractions you can find what 1/3 of 27 is:

27* (1/3)=9

this tells us that one-third of an hour is worth 9 dollars but because it is 2/3 then you just add another 9. This means 2/3 of 27 is 18.

Then you just add it all up:

162+18=180

What is an equation of the line that passes through the points (-6, 6) and (-3, 1)?

Answers

Check out the attached photo

Answer:

5x + 3y = 18

Step-by-step explanation:

First find slope.  m = (y2 - y1)/(x2 - x1) = (6 -1)/(-6 --3)  = 5/-3

then. use. y - y1 =. m (x - x1).  which gives. y - 1 = -5/3(x - 3)

then. y - 1 = -5/3x + 5

then y = -5/3 x + 6. or. 5x + 3y = 18

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