Question

1. $9 + \frac{a}{6} = 8$

Explanation:

Step1: Subtract 9 from both sides

$9 + \frac{a}{6} - 9 = 8 - 9$
$\frac{a}{6} = -1$

Step2: Multiply both sides by 6

$\frac{a}{6} \times 6 = -1 \times 6$

Answer:

$a = -6$