Simplifying
3X2 + -48 = 0
Reorder the terms:
-48 + 3X2 = 0
Solving
-48 + 3X2 = 0
Solving for variable 'X'.
Move all terms containing X to the left, all other terms to the right.
Combine like terms: -48 + 48 = 0
0 + 3X2 = 0 + 48
3X2 = 0 + 48
Combine like terms: 0 + 48 = 48
3X2 = 48
Divide each side by '3'.
X2 = 16
Simplifying
X2 = 16
Take the square root of each side:
X = {-4, 4}