Simplify the expressions.

a. 7 + 10x - 7 + 7x

b. 6 + 8b - 8b2 + 3b - 6 - 10b2

What is the greatest common factor between 15x and - 10?

Choose the correct correspondence B R S T

What is the length of a side of a cube with a volume of 729 m3?

Original price 89.00 mark down 33%

What is the fraction of 83% in simplest form

If you purchase a tv and pay $40 down and $32.60 a month for 8 months, what was the purchase price of the TV

Two species of birds are being compared. Species A can fly 18.9 miles in 42 minutes, while species b can fly 20.3 miles in 58 minutes. Which species is the slower, and at what speed can it fly?

tanya made $300 a month at her part-time job. she had the job for 6 months. then she put all her money she made into a savings account that earns 5% simple interest. tanya will not make any additional deposits or withdrawals.

A regular pentagon and an equilateral triangle have the same perimeter. The perimeter of the pentagon is 5 (1/2 x + 2) inches. The perimeter of the triangle is 4 (x-2) inches.

Solve for x (8 2/5 + 7 2/3) + 4 1/3 = x + 13 A. 6 2/5 B. 7 2/5 C. 8 2/5 D. 16 3/5