x^2-9=112

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Solution for x^2-9=112 equation: 


Simplifying
x2 + -9 = 112

Reorder the terms:
-9 + x2 = 112

Solving
-9 + x2 = 112

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 = 112 + 9

Combine like terms: -9 + 9 = 0
0 + x2 = 112 + 9
x2 = 112 + 9

Combine like terms: 112 + 9 = 121
x2 = 121

Simplifying
x2 = 121

Take the square root of each side:
x = {-11, 11}

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