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Simplifying
x2 + -12x2 + 36 = 0
Reorder the terms:
36 + x2 + -12x2 = 0
Combine like terms: x2 + -12x2 = -11x2
36 + -11x2 = 0
Solving
36 + -11x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-36' to each side of the equation.
36 + -36 + -11x2 = 0 + -36
Combine like terms: 36 + -36 = 0
0 + -11x2 = 0 + -36
-11x2 = 0 + -36
Combine like terms: 0 + -36 = -36
-11x2 = -36
Divide each side by '-11'.
x2 = 3.272727273
Simplifying
x2 = 3.272727273
Take the square root of each side:
x = {-1.809068068, 1.809068068}
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