Question

1. solve for c.

$c^2 - 5 = 95$

Explanation:

Step1: Isolate $c^2$ by adding 5

$c^2 - 5 + 5 = 95 + 5$
$c^2 = 100$

Step2: Take square root of both sides

$c = \pm\sqrt{100}$
$c = \pm 10$

Answer:

$c = 10$ or $c = -10$