x*x+9=136

Solution for x*x+9=136 equation:

Simplifying
x * x + 9 = 136

Multiply x * x
x2 + 9 = 136

Reorder the terms:
9 + x2 = 136

Solving
9 + x2 = 136

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + x2 = 136 + -9

Combine like terms: 9 + -9 = 0
0 + x2 = 136 + -9
x2 = 136 + -9

Combine like terms: 136 + -9 = 127
x2 = 127

Simplifying
x2 = 127

Take the square root of each side:
x = {-11.26942767, 11.26942767}