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Simplifying
x2 + -30 + -675 = 0
Reorder the terms:
-30 + -675 + x2 = 0
Combine like terms: -30 + -675 = -705
-705 + x2 = 0
Solving
-705 + x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '705' to each side of the equation.
-705 + 705 + x2 = 0 + 705
Combine like terms: -705 + 705 = 0
0 + x2 = 0 + 705
x2 = 0 + 705
Combine like terms: 0 + 705 = 705
x2 = 705
Simplifying
x2 = 705
Take the square root of each side:
x = {-26.551836095, 26.551836095}
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