Simplify 7x + 2x + 5y - 2y

9x + 3y

12xy

9x + 7y

Beth sold half of her comic books and then bought nine more. She now has 28. With how many did she begin?

The area of a rectangular dance floor is (4x - 8) sqaure units. factor 4x-8 to find possible dimesions of the dance floor

Explain why it is always the case that |a|+|b|>=|a+b|>=|a|-|b| when will the equality be satisfied?

Write an equation for the translation of y = |x|. 6.5 units up A. y = |x| + 6.5 B. y + 6.5 = |x| C. y = |x| - 6.5 D. y = |6.5x|

a race car slows down to make a turn. If it has an initial velocity of 180 km/h [S] and accelerates at a rate of 8.2 m/s squared [N] for 3.2 s at what velocity (in kilometers per hour) does it accelerate

The base of a square pyramid has a side length of 9 inches. The height of the pyramid is 21 inches. What is the volume of the pyramid? A. 189 in3 B. 567 in3 C. 850.5 in3 D. 1701 in3

A group of 5 friends is sharing 2 pounds of trail mix. Write a division problem and a fraction to represent this situation.

Which is better average: 10 of 15 free throws or 8 out of 10 free throws? Which is a better average?

Imagine you live only one mile from work and you decide to walk. if you walk four milesb per hour how long will it take you to walk one mile?

What is the next term of the arithmetic sequence? 8,5,2,-1,-4,?