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Simplifying
x * x + 100 = 125
Multiply x * x
x2 + 100 = 125
Reorder the terms:
100 + x2 = 125
Solving
100 + x2 = 125
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-100' to each side of the equation.
100 + -100 + x2 = 125 + -100
Combine like terms: 100 + -100 = 0
0 + x2 = 125 + -100
x2 = 125 + -100
Combine like terms: 125 + -100 = 25
x2 = 25
Simplifying
x2 = 25
Take the square root of each side:
x = {-5, 5}
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