9x^2-36x=-36

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Solution for 9x^2-36x=-36 equation:


Simplifying
9x2 + -36x = -36

Reorder the terms:
-36x + 9x2 = -36

Solving
-36x + 9x2 = -36

Solving for variable 'x'.

Reorder the terms:
36 + -36x + 9x2 = -36 + 36

Combine like terms: -36 + 36 = 0
36 + -36x + 9x2 = 0

Factor out the Greatest Common Factor (GCF), '9'.
9(4 + -4x + x2) = 0

Factor a trinomial.
9((2 + -1x)(2 + -1x)) = 0

Ignore the factor 9.

Subproblem 1

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Subproblem 2

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {2, 2}

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