Question

If f(x) = 3x-2, then f (8) - f (-5) =​

Answer 1

f(8)=3(8)-2=22
f(-5)=3(-5)-2=-17

f(8)-f(-5)
=22-(-17)
=22+17
=39

Answer 2

Explanation:

= f (8) - f (-5)

= 3*8-2 -(3*-5-2)

= 22-(-15-2)

= 22+17

= 39