3(x-3)(x-3)=0

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Solution for 3(x-3)(x-3)=0 equation:


Simplifying
3(x + -3)(x + -3) = 0

Reorder the terms:
3(-3 + x)(x + -3) = 0

Reorder the terms:
3(-3 + x)(-3 + x) = 0

Multiply (-3 + x) * (-3 + x)
3(-3(-3 + x) + x(-3 + x)) = 0
3((-3 * -3 + x * -3) + x(-3 + x)) = 0
3((9 + -3x) + x(-3 + x)) = 0
3(9 + -3x + (-3 * x + x * x)) = 0
3(9 + -3x + (-3x + x2)) = 0

Combine like terms: -3x + -3x = -6x
3(9 + -6x + x2) = 0
(9 * 3 + -6x * 3 + x2 * 3) = 0
(27 + -18x + 3x2) = 0

Solving
27 + -18x + 3x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(9 + -6x + x2) = 0

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

Ignore the factor 3.

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 '(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

Solution

x = {3, 3}

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