Question

Solve the equations. Show your work. 1. a? – 49 = 0

Answer 1

Answer:

$\boxed{a = 7~~or~~a = -7}$

Step-by-step explanation:

$a^2 - 49 = 0$

$a^2 = 49$

$a = \pm \sqrt{49}$

$a = \pm 7$