-1-10x^2=-811

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Solution for -1-10x^2=-811 equation: 


Simplifying
-1 + -10x2 = -811

Solving
-1 + -10x2 = -811

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + -10x2 = -811 + 1

Combine like terms: -1 + 1 = 0
0 + -10x2 = -811 + 1
-10x2 = -811 + 1

Combine like terms: -811 + 1 = -810
-10x2 = -810

Divide each side by '-10'.
x2 = 81

Simplifying
x2 = 81

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

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