88d+80 What is the answer/or i need help

Question

 i don't understand how to do it can u please explain step by step

Answer 1

This looks like they want you to factor the expression.

 

88d = 2³11d

 

80 = 2⁴5

 

The greatest common factor is 2³ = 8

 

88d + 80 = 8(11d + 10)