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Simplifying
8x2 + -4 = 484
Reorder the terms:
-4 + 8x2 = 484
Solving
-4 + 8x2 = 484
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '4' to each side of the equation.
-4 + 4 + 8x2 = 484 + 4
Combine like terms: -4 + 4 = 0
0 + 8x2 = 484 + 4
8x2 = 484 + 4
Combine like terms: 484 + 4 = 488
8x2 = 488
Divide each side by '8'.
x2 = 61
Simplifying
x2 = 61
Take the square root of each side:
x = {-7.810249676, 7.810249676}
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