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Simplifying
-8x2 + 58 = 8
Reorder the terms:
58 + -8x2 = 8
Solving
58 + -8x2 = 8
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-58' to each side of the equation.
58 + -58 + -8x2 = 8 + -58
Combine like terms: 58 + -58 = 0
0 + -8x2 = 8 + -58
-8x2 = 8 + -58
Combine like terms: 8 + -58 = -50
-8x2 = -50
Divide each side by '-8'.
x2 = 6.25
Simplifying
x2 = 6.25
Take the square root of each side:
x = {-2.5, 2.5}
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