X^2+9-156=0

Solution for X^2+9-156=0 equation:

Simplifying
X2 + 9 + -156 = 0

Reorder the terms:
9 + -156 + X2 = 0

Combine like terms: 9 + -156 = -147
-147 + X2 = 0

Solving
-147 + X2 = 0

Solving for variable 'X'.

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

Add '147' to each side of the equation.
-147 + 147 + X2 = 0 + 147

Combine like terms: -147 + 147 = 0
0 + X2 = 0 + 147
X2 = 0 + 147

Combine like terms: 0 + 147 = 147
X2 = 147

Simplifying
X2 = 147

Take the square root of each side:
X = {-12.124355653, 12.124355653}