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Simplifying
x2 + -64 = 625
Reorder the terms:
-64 + x2 = 625
Solving
-64 + x2 = 625
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '64' to each side of the equation.
-64 + 64 + x2 = 625 + 64
Combine like terms: -64 + 64 = 0
0 + x2 = 625 + 64
x2 = 625 + 64
Combine like terms: 625 + 64 = 689
x2 = 689
Simplifying
x2 = 689
Take the square root of each side:
x = {-26.248809497, 26.248809497}
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