Question

Given f(x) = 2x – 3, find the x value such that f(x) = 8.

Answer 1

Answer: 5.5

Step-by-step explanation:

Plugging it into the formula, we get

2x-3 = 8

Add 3 to both sides:

2x = 11

Divide by 2 on both sides:

x = 5.5