Question

If f (X) = 4x + 18, find the value of x so that f (X) = 34.

Answer 1

x=4 because 34-18 equals 16 and 4(4) equals 16

Answer 2

solution

f(x)=4x+18

f(x)=34

now,

34=4x+18

or,34-18=4x

or,16/4=x

or,x=4

hence,x=4