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Simplifying
91 + -1x2 = 0
Solving
91 + -1x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-91' to each side of the equation.
91 + -91 + -1x2 = 0 + -91
Combine like terms: 91 + -91 = 0
0 + -1x2 = 0 + -91
-1x2 = 0 + -91
Combine like terms: 0 + -91 = -91
-1x2 = -91
Divide each side by '-1'.
x2 = 91
Simplifying
x2 = 91
Take the square root of each side:
x = {-9.539392014, 9.539392014}
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