Answer:
[tex]\huge\boxed{\sf x = 3 }[/tex]
Step-by-step explanation:
Given that
f(x) = 4x + 5
Put f(x) = 17
17 = 4x + 5
Subtract 5 to both sides
17 - 5 = 4x
12 = 4x
Divide 4 to both sides
12 / 4 = x
3 = x
OR
x = 3
[tex]\rule[225]{225}{2}[/tex]
Hope this helped!