Question

Which algebraic expression is equivalent to the expression below?

9(5x - 5) + 7x
A.
38x + 45
B.
52x - 45
C.
38x - 45
D.
52x - 5

Answer 1

`\boxed {52x - 45}` (Choice B)

Explanation:

Solve the following expression:

`9(5x - 5) + 7x`

-Use Distributive Property:

`9(5x - 5) + 7x`

`45x - 45 + 7x`

-Combine like terms:

`45x - 45 + 7x`

`\boxed {52x - 45}`