How do you combine 7x ( 8x - 3) + 5( 8x - 3) ?

1 Answer
Nov 7, 2017

56x^2+19x-15

Explanation:

You would first distribute everything in the parenthesis.

(7x*8x)+(7x*-3) + (5*8x) + (5*-3)

56x^2-21x + 40x -15

Now just combine like terms. In this case, only -21x and 40x are like terms.

56x^2+19x-15