8-9x^2=-316

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Solution for 8-9x^2=-316 equation: 


Simplifying
8 + -9x2 = -316

Solving
8 + -9x2 = -316

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + -9x2 = -316 + -8

Combine like terms: 8 + -8 = 0
0 + -9x2 = -316 + -8
-9x2 = -316 + -8

Combine like terms: -316 + -8 = -324
-9x2 = -324

Divide each side by '-9'.
x2 = 36

Simplifying
x2 = 36

Take the square root of each side:
x = {-6, 6}

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