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Simplifying
x2 + -13 + 30 = 30
Reorder the terms:
-13 + 30 + x2 = 30
Combine like terms: -13 + 30 = 17
17 + x2 = 30
Solving
17 + x2 = 30
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-17' to each side of the equation.
17 + -17 + x2 = 30 + -17
Combine like terms: 17 + -17 = 0
0 + x2 = 30 + -17
x2 = 30 + -17
Combine like terms: 30 + -17 = 13
x2 = 13
Simplifying
x2 = 13
Take the square root of each side:
x = {-3.605551275, 3.605551275}
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