((x-3)(x-3))=36

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Solution for ((x-3)(x-3))=36 equation:


Simplifying
((x + -3)(x + -3)) = 36

Reorder the terms:
((-3 + x)(x + -3)) = 36

Reorder the terms:
((-3 + x)(-3 + x)) = 36

Multiply (-3 + x) * (-3 + x)
((-3(-3 + x) + x(-3 + x))) = 36
(((-3 * -3 + x * -3) + x(-3 + x))) = 36
(((9 + -3x) + x(-3 + x))) = 36
((9 + -3x + (-3 * x + x * x))) = 36
((9 + -3x + (-3x + x2))) = 36

Combine like terms: -3x + -3x = -6x
((9 + -6x + x2)) = 36
(9 + -6x + x2) = 36

Remove parenthesis around (9 + -6x + x2)
9 + -6x + x2 = 36

Solving
9 + -6x + x2 = 36

Solving for variable 'x'.

Reorder the terms:
9 + -36 + -6x + x2 = 36 + -36

Combine like terms: 9 + -36 = -27
-27 + -6x + x2 = 36 + -36

Combine like terms: 36 + -36 = 0
-27 + -6x + x2 = 0

Factor a trinomial.
(-3 + -1x)(9 + -1x) = 0

Subproblem 1

Set the factor '(-3 + -1x)' equal to zero and attempt to solve: Simplifying -3 + -1x = 0 Solving -3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -1x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1x = 0 + 3 -1x = 0 + 3 Combine like terms: 0 + 3 = 3 -1x = 3 Divide each side by '-1'. x = -3 Simplifying x = -3

Subproblem 2

Set the factor '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Solution

x = {-3, 9}

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