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Simplifying
354 = x2 + -9
Reorder the terms:
354 = -9 + x2
Solving
354 = -9 + x2
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-1x2' to each side of the equation.
354 + -1x2 = -9 + x2 + -1x2
Combine like terms: x2 + -1x2 = 0
354 + -1x2 = -9 + 0
354 + -1x2 = -9
Add '-354' to each side of the equation.
354 + -354 + -1x2 = -9 + -354
Combine like terms: 354 + -354 = 0
0 + -1x2 = -9 + -354
-1x2 = -9 + -354
Combine like terms: -9 + -354 = -363
-1x2 = -363
Divide each side by '-1'.
x2 = 363
Simplifying
x2 = 363
Take the square root of each side:
x = {-19.052558883, 19.052558883}
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