3x^2-8=83

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Solution for 3x^2-8=83 equation:


Simplifying
3x2 + -8 = 83

Reorder the terms:
-8 + 3x2 = 83

Solving
-8 + 3x2 = 83

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 = 83 + 8

Combine like terms: -8 + 8 = 0
0 + 3x2 = 83 + 8
3x2 = 83 + 8

Combine like terms: 83 + 8 = 91
3x2 = 91

Divide each side by '3'.
x2 = 30.33333333

Simplifying
x2 = 30.33333333

Take the square root of each side:
x = {-5.507570547, 5.507570547}

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