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Simplifying
57 + -3x2 = 0
Solving
57 + -3x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-57' to each side of the equation.
57 + -57 + -3x2 = 0 + -57
Combine like terms: 57 + -57 = 0
0 + -3x2 = 0 + -57
-3x2 = 0 + -57
Combine like terms: 0 + -57 = -57
-3x2 = -57
Divide each side by '-3'.
x2 = 19
Simplifying
x2 = 19
Take the square root of each side:
x = {-4.358898944, 4.358898944}
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