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

1 Answer
Shadow
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#

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