Question

Given the function f(x) = 2x + 61 - 4, for what values of x is f(x) = 6?

Answer 1

-25.5

Explanation:

f(x) = 2x + 61 - 4

6 = 2x + 57

-2x = 57 - 6

-2x = 51

x = 51/-2

x = -25.5