x^2-31=36

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Solution for x^2-31=36 equation:


Simplifying
x2 + -31 = 36

Reorder the terms:
-31 + x2 = 36

Solving
-31 + x2 = 36

Solving for variable 'x'.

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

Add '31' to each side of the equation.
-31 + 31 + x2 = 36 + 31

Combine like terms: -31 + 31 = 0
0 + x2 = 36 + 31
x2 = 36 + 31

Combine like terms: 36 + 31 = 67
x2 = 67

Simplifying
x2 = 67

Take the square root of each side:
x = {-8.185352772, 8.185352772}

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