3x^2-12+18=63

Solution for 3x^2-12+18=63 equation:

Simplifying
3x2 + -12 + 18 = 63

Reorder the terms:
-12 + 18 + 3x2 = 63

Combine like terms: -12 + 18 = 6
6 + 3x2 = 63

Solving
6 + 3x2 = 63

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-6' to each side of the equation.
6 + -6 + 3x2 = 63 + -6

Combine like terms: 6 + -6 = 0
0 + 3x2 = 63 + -6
3x2 = 63 + -6

Combine like terms: 63 + -6 = 57
3x2 = 57

Divide each side by '3'.
x2 = 19

Simplifying
x2 = 19

Take the square root of each side:
x = {-4.358898944, 4.358898944}