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Simplifying
8x2 + -3 = 629
Reorder the terms:
-3 + 8x2 = 629
Solving
-3 + 8x2 = 629
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '3' to each side of the equation.
-3 + 3 + 8x2 = 629 + 3
Combine like terms: -3 + 3 = 0
0 + 8x2 = 629 + 3
8x2 = 629 + 3
Combine like terms: 629 + 3 = 632
8x2 = 632
Divide each side by '8'.
x2 = 79
Simplifying
x2 = 79
Take the square root of each side:
x = {-8.888194417, 8.888194417}
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