Question

What is the function f(x) = 2(x + 6), find x if f(x) = 22

Answer 1

x = 5

Explanation:

f(x) = 2(x + 6)

f(x) = 22

thereofre we have the equation:

2(x + 6) = 22 use distributive property

2x + 12 = 22 subtract 12 from both sides

2x = 10 divide both sides by 2

x = 5