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

Question

974 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2017-11-07T00:39:08

$56x^2+19x-15$

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.

$56x^2+19x-15$

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