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Simplifying
2x2 + -8 = 316
Reorder the terms:
-8 + 2x2 = 316
Solving
-8 + 2x2 = 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 + 2x2 = 316 + 8
Combine like terms: -8 + 8 = 0
0 + 2x2 = 316 + 8
2x2 = 316 + 8
Combine like terms: 316 + 8 = 324
2x2 = 324
Divide each side by '2'.
x2 = 162
Simplifying
x2 = 162
Take the square root of each side:
x = {-12.727922061, 12.727922061}
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