Question

Given f(x) = 3x + 4. What is f(8) ?

Answer 1

Let's solve for x

f(8)= 3x+4

Divide both sides by 8

8f=8 = 3x+4/8

f= 3/8 x + 1/2

I hope that's help !

Answer 2

f(x) = 3 x + 4

f(8) = 3 * 8 + 4

f(8) = 24 + 4

f(8) = 28

hope this helps!