Question

solve for x.
$4 = x^2$
$x = \square$ or $\square$
save answer

Explanation:

Step1: Rearrange the equation

$x^2 = 4$

Step2: Take square root of both sides

$x = \pm\sqrt{4}$

Step3: Calculate the square root

$x = \pm2$

Answer:

$x = 2$ or $x = -2$