Respuesta :
4x^2= 36
x^2 = 9
x = 9
First, you divide 36 by 4. You do this because you need to isolate x. Then, you square root it, so you can get x by itself.
x^2 = 9
x = 9
First, you divide 36 by 4. You do this because you need to isolate x. Then, you square root it, so you can get x by itself.