Question

2x - one over four of (12x + 4) = 3

Step 1: 2x + 3x + 1 = 3
Step 2: 5x + 1 = 3
Step 3: 5x + 1 - 1 = 3 - 1
Step 4: 5x = 2

In which step was the error made and why?

A. Step 1, because incorrect signs have been used

B. Step 2, because the terms have been added incorrectly

C. Step 3, because a number has been subtracted from both sides of the equation

D. No error was made