Question

Evaluate f(x) = 12 for the function f (x) = 5(x – 3) + 17Type only the numerical value.

Answer 1

We want to find the value of x that makes f(x) = 5(x – 3) + 17 equal to 12

5(x – 3) + 17 = 12

5x - 5*3 + 17 = 12

5x -15 + 17 = 12

5x + 2 = 12

5x = 12 - 2

5x = 10

x = 10/5

x = 2