The expression $3x(x + 8) + 5x - 8$ can be written in the form $ax^2 …

Question

Prompt

The expression

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

can be written in the form

a x^{2} + b x + c

, where

a, b,

and

c

are constants. What is the value of

a + b