Find the value of the equation.

12+−9
18

-18

3

-3

Answers

Answer 1
the answer: 12+-9 is 3
Answer 2

Answer:

.

Step-by-step explanation:


Related Questions


If a ray QT bisects ZRQS , what would be the measure of one of the resulting angles

Measure=?

Answers

Answer:

PQS is a straight line, so:

(3x - 5) + (x + 1) = 180

4x - 4 = 180

4x = 184

x = 46 degrees

Step-by-step explanation:

Question 3 options:
Balance the equation. What coefficient goes in from of N2?

___N2 + H2 → NH3
Balance the equation. What coefficient goes in from of H2?

N2 + ___ H2 → NH3
Balance the equation. What coefficient goes in from of NH3?

N2 + H2 → ___NH3

Answers

Answer:

For N2= 1

For H2=3

For NH3=2

Can someone explain what does the pint (1,18) represent?

Answers

Answer:

1 cup of flour is needed to make 18 cookies

4/5 divided between 1.2

Answers

Answer:

1.6

Step-by-step explanation:

Answer:

2/3

Step-by-step explanation:

Determine if the sequence below is arithmetic or geometric and determine the
common difference / ratio in simplest form.
11, 6, 1, ...

Answers

Answer:

Arithmetic, common difference = -5

Step-by-step explanation:

11 - 6 = 5

6 - 1 = 5

What is the image of the point P(-2,3), after a Rotation of 270 degrees about the origin?

Answers

The rule for a 270 degree rotation is the original Y value becomes the new X value and the original X value becomes the new Y value but sign becomes the opposite.

(-2,3) after a 270 degree rotation becomes (3,2)

$12 per 45 minutes is how much an hour? (I will give good rating to anyone who answers)

Answers

Answer:

$16

Step-by-step explanation:

1. Simplify 12/45 which is now 4/15. Now we know $4 is made every 15 minutes.

2. Divide into 60(minutes) by the the 15. So 60÷15=4. Now we the number of times 15 can be divided into 60.

3. Multiply the ratio 4/15 by 4/4 to see how much is made in an hour. 4x4/15×4=16/60.

$16 is made in 60 minutes (1 hour).

Grace sold 4062 ml of fruit juice in January.
She sold 1053 ml less fruit juice in January than in February.
How much fruit juice did Grace sell in February?
Leave your answer in litres and millilitres.

Answers

Answer:

she sold 5,115 ml of fruit juice and in liters is 5.115 liters

Brittany brought her collection of Map Mosaics jigsaw puzzles to a secondhand store to sell. She was paid cash for all 8 puzzles in her collection. Before she left, Brittany used $7.25 of her earnings to purchase a used board game. She had $12.75 remaining. Which equation can you use to find the amount of money, p, Brittany received for each puzzle in her collection?

Answers

Answer:

[tex]p=(12.75+7.25)/8[/tex]

Step-by-step explanation:

The money she earned is the remaining money plus the board game price. With the total profit, you divide by the 8 puzzles

Brittany received an amount of $2.50 for each puzzle in her collection.

What is the equation?

The equation is defined as mathematical statements that have a minimum of two terms containing variables or numbers that are equal.

Let's assume the amount of money Brittany received for each puzzle in her collection is p dollars.

Then the total amount of money she received for 8 puzzles will be 8p dollars.

If she used $7.25 to buy a board game, then the amount of money she had before purchasing the board game was 12.75 + 7.25 = $20.

We know that the total amount of money Brittany received for 8 puzzles was 8p dollars. So we can write an equation:

8p = 20

Divide both sides by 8:

p = 2.5

Therefore, he received $2.50 for each puzzle in her collection.

Learn more about the equation here:

brainly.com/question/13947055

#SPJ2

There are 40 runners in a race. How many ways can the runners finish​ first, second, and​ third?

Answers

Answer:

117600

Step-by-step explanation:

50 x 49 x 48 = 117,600 ways

You have 50 possible for 1st, 49 for 2nd, 48 for 3rd

or

Permutations 50P3 = 117,600

There are total 59280 ways that can the runners finish first, second and third in a race.

What is permutation?

A permutation is a mathematical technique that determines the number of possible arrangements in a set when the order of the arrangements matters.

Formula for permutation

[tex]nP_{r} =\frac{n!}{(n-r)!}[/tex]

Where,

[tex]nP_{r}[/tex] is permutation.

n is total number of objects.

r is number of objects selected.

According to the given question

Total number of runners, n = 40

Total number of runners to be selected for first, second and third position  is 3 i.e. r = 3

Therefore,

The number of ways can the runners finish the first, second and third is given by

[tex]40P_{3} = \frac{40!}{((40-3)!} =(40)(39)(38)=59280[/tex]

Hence, there are total 59280 ways that can the runners finish first, second and third in a race.

Learn more about Permutation here:

https://brainly.com/question/2295036

#SPJ2

A.answer the following:
1.what is the common ratio of the following G.P.
a.4,3,9/4..... c.-10,-2,-2/5,-2/27
b.1,-6,36...... d.0.03,0.3,3...
2.find the missing term 120,60,30,__ , __
3.given the G.P.5,10,20......what is the 10th term?

Answers

Answer:

30

Step-by-step explanation:

took test

Evaluate the expression

Answers

12 - { 1+2 [ -1 (3-8) ]² }= 12 - { 3 [ -1 (-5) ]² }= 12 - { 3 [ 5 ]² }= 12 - { 3 (25) }= 12 - {75}= 63

please mark this answer as brainlist

Eraph the line that represents the equation Y = -2/3x + 1
I need answer ASAP

Answers

9514 1404 393

Answer:

  see attached

Step-by-step explanation:

The equation is given in "slope-intercept" form.

  y = mx + b

where m is the slope, and b is the y-intercept.

__

For graphing, it is usually convenient to start with the y-intercept. The value of 'b' in your equation is +1, so the graph will go through the point y=1 on the y-axis. That point's coordinates are (0, 1).

The value of m represents the slope, or "rise"/"run" of the line. A slope of -2/3 means the line "rises" -2 units for each "run" of 3 units to the right. Then another point on the graph will be 3 units to the right of the y-axis, and 2 units down from y = 1. That point is (3, -1).

The line is drawn through these points you found on the graph.

Brainliest to the most elaborated answer

Answers

Answer:

The answer is that you have to find tan x which is by slanted by o,n,2

Step-by-step explanation:

100x+300y=1.200
(2/3x+10)/100=(y+20)/300

Answers

Answer:

x= -4.284 and y= 1.432

Step-by-step explanation:

PLS HELP! Will give brainliest!

Answers

Answer:

yes they are inverses.

a.). x

Step-by-step explanation:

that's all

Find the area and perimeter.
5.6 cm

please help!!!!

Answers

Answer:

31.36cm; 22.4cm

Step-by-step explanation:

hope this helps

Answer:

31.36 cm^2,     22.4 cm

Step-by-step explanation:

Area of the square is a^2 = (5.6)^2

= 31.36 cm^2

Perimeter of a Square = 4s

= 4(5.6)

=22.4 cm

Rewrite as a simplified fraction.
0.87 = ? But 87 is repeating

Answers

Answer:

87 / 100 I do believe will be your answer.

Step-by-step explanation:

1 is the greatest common divisor of 87 and 100, and therefore the result can't be further reduced. I hope this helps!

Help!!![tex]What is the measure of ∠L?[/tex]

Answers

Answer:

60°

Step-by-step explanation:

1. Because this is an equilateral triangle (a triangle with all equal sides), all angles are equal and are 60°.

Therefore, ∠L is 60°.

Mixed numbers 204/5=

Answers

Answer:

Step 1 - Find Whole Number

Calculate out how many times the denominator goes into the numerator. To do that, divide 204 by 5 and keep only what is to the left of the decimal point:

204 / 5 = 40.8000 = 40

Step 2 - Find New Numerator

Multiply the answer from Step 1 by the denominator and deduct that from the original numerator.

204 - (5 x 40) = 4

Step 3 - Get Solution

Keep the original denominator and use the answers from Step 1 and Step 2 to get the answer. 204/5 as a mixed number is:

40  

   4  

   5  

Improper Fraction To Mixed Number Converter

204/5 as a mixed number is not the only problem we solved. Go here to convert another improper fraction to a mixed number.

What is 204/6 as a Mixed Number?

Here is the next improper fraction on our list that we converted to a mixed number.

Terminology & Explanation

204 above the division line is called the numerator and 5 below the divison line is called the denominator.

We call the line that separates 204 and 5 the division line. It is also known as the fraction bar or vinculum.

204/5 is an improper fraction because the numerator is greater than the denominator.

A mixed number is an integer (whole number) and a proper fraction.

Find the missing length

Answers

Step-by-step explanation:

with the height in a right triangle, we get 3 right triangles (the original one, and the 2 on both sides of the height). all 3 of these triangles are similar to each other.

that means (among other things) the ratios of 2 sides of one triangle must be the same ratio of the corresponding sides in the other triangle.

x/64 = 36/x

x² = 36×64

x = sqrt (36×64) = 6×8 = 48

long story short, x is the geometric mean value of the segments of the Hypotenuse.

geometric mean value means the nth root of the product of n numbers.

in our case - square root out of 2 numbers (the segment lengths).

please solve this problem

Answers

Answer:

sorry i am not sure

Step-by-step explanation:

sorry i am not sure

Find the greatest common factor.
14x4, 22x7

Answers

Answer:

2

Step-by-step explanation:

What is 0.579 x 10 to the power of 4

Answers

Answer:

5790

Step-by-step explanation:

Hope this helps! Pls give brainliest!

Answer:

5790

Step-by-step explanation:

0.579 × [tex]10^{4}[/tex]

Calculate 10 to the power of 4 and get 10000.

0.579 × 10000

Multiply 0.579 and 10000 to get 5790

5790

How to answer this question

Answers

I don’t know tbh cause I don’t know what that is
The answer to this is seven

please help!! will mark brainlist!​

Answers

Answer:

i think its the middle one

Step-by-step explanation:

Your correct answer is the middle one F(n)=F(n-1)+40; F(n)=83+40(n-1)

HELP PLZ !

Plot the numbers 3.07 , 2.92 and 3.02 on the number line

Answers

U plot them the way they are


A phone company offers two monthly plans. Plan A costs $10 plus an additional $0.12 for each minute of calls. Plan B costs $15 plus an additional $0.10 for
each minute of calls.
For what amount of calling do the two plans cost the
Same?

Answers

Answer:

250 minutes

Step-by-step explanation:

10 + 0.12x = 15 + 0.10x

0.02x + 10 = 15

0.02x = 5

x = 250

Your welcome!

Kayden Kohl

8th Grade Student

4. Find the scale factor using the given scale drawing and measurements below.

Answers

Answer:

Actual=3cm

Scale=5cm

3x=5

3/3x=5/3

X=5/3

The scale factor is 5/3

Find the equation for the line shown

Answers

Answer:

y = 1/2x

Step-by-step explanation:

Slope: 1/2

y = 1/2x

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