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Simplifying
x2 + -8 + 16 = 27
Reorder the terms:
-8 + 16 + x2 = 27
Combine like terms: -8 + 16 = 8
8 + x2 = 27
Solving
8 + x2 = 27
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-8' to each side of the equation.
8 + -8 + x2 = 27 + -8
Combine like terms: 8 + -8 = 0
0 + x2 = 27 + -8
x2 = 27 + -8
Combine like terms: 27 + -8 = 19
x2 = 19
Simplifying
x2 = 19
Take the square root of each side:
x = {-4.358898944, 4.358898944}
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