10x^2-8=82

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Solution for 10x^2-8=82 equation: 


Simplifying
10x2 + -8 = 82

Reorder the terms:
-8 + 10x2 = 82

Solving
-8 + 10x2 = 82

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 + 10x2 = 82 + 8

Combine like terms: -8 + 8 = 0
0 + 10x2 = 82 + 8
10x2 = 82 + 8

Combine like terms: 82 + 8 = 90
10x2 = 90

Divide each side by '10'.
x2 = 9

Simplifying
x2 = 9

Take the square root of each side:
x = {-3, 3}

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