-8-3x^2=-56

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Solution for -8-3x^2=-56 equation: 


Simplifying
-8 + -3x2 = -56

Solving
-8 + -3x2 = -56

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 + -3x2 = -56 + 8

Combine like terms: -8 + 8 = 0
0 + -3x2 = -56 + 8
-3x2 = -56 + 8

Combine like terms: -56 + 8 = -48
-3x2 = -48

Divide each side by '-3'.
x2 = 16

Simplifying
x2 = 16

Take the square root of each side:
x = {-4, 4}

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