Question

Select the correct answer. Solve the following equation for x. x2 - 36 = 0

Answer 1

X=6 because 6*6=36. So, when you replace x by 6 then 6*6-36=0

Answer 2

x=18 or x=6

Explanation:

2x=36

x=18

if it was x^2 then

x^2=36

x=6