Question

If g(x) = 3(x − 2), find the value of x if g(x) = 6

Answer 1

g(x) = 3(x - 2)

g(x) = 6

subtitute

3(x - 2) = 6        |divide both sides by 3

x-2 = 2          |add 2 to both sides

x = 4

Answer: g(x) = 6 ⇔ x = 4