x^2-11=70

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Solution for x^2-11=70 equation: 


Simplifying
x2 + -11 = 70

Reorder the terms:
-11 + x2 = 70

Solving
-11 + x2 = 70

Solving for variable 'x'.

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

Add '11' to each side of the equation.
-11 + 11 + x2 = 70 + 11

Combine like terms: -11 + 11 = 0
0 + x2 = 70 + 11
x2 = 70 + 11

Combine like terms: 70 + 11 = 81
x2 = 81

Simplifying
x2 = 81

Take the square root of each side:
x = {-9, 9}

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