Question

1. 12 = \frac{x}{4} - 6

Explanation:

Step1: Add 6 to both sides

$12 + 6 = \frac{x}{4} - 6 + 6$
$18 = \frac{x}{4}$

Step2: Multiply by 4 on both sides

$18 \times 4 = \frac{x}{4} \times 4$

Answer:

$x = 72$