(3x+6)(3x+6)=0

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Solution for (3x+6)(3x+6)=0 equation:


Simplifying
(3x + 6)(3x + 6) = 0

Reorder the terms:
(6 + 3x)(3x + 6) = 0

Reorder the terms:
(6 + 3x)(6 + 3x) = 0

Multiply (6 + 3x) * (6 + 3x)
(6(6 + 3x) + 3x * (6 + 3x)) = 0
((6 * 6 + 3x * 6) + 3x * (6 + 3x)) = 0
((36 + 18x) + 3x * (6 + 3x)) = 0
(36 + 18x + (6 * 3x + 3x * 3x)) = 0
(36 + 18x + (18x + 9x2)) = 0

Combine like terms: 18x + 18x = 36x
(36 + 36x + 9x2) = 0

Solving
36 + 36x + 9x2 = 0

Solving for variable 'x'.

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

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

Ignore the factor 9.

Subproblem 1

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 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 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Subproblem 2

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 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 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Solution

x = {-2, -2}

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