3(2x+3)(6x+9)=

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Solution for 3(2x+3)(6x+9)= equation:


Simplifying
3(2x + 3)(6x + 9) = 0

Reorder the terms:
3(3 + 2x)(6x + 9) = 0

Reorder the terms:
3(3 + 2x)(9 + 6x) = 0

Multiply (3 + 2x) * (9 + 6x)
3(3(9 + 6x) + 2x * (9 + 6x)) = 0
3((9 * 3 + 6x * 3) + 2x * (9 + 6x)) = 0
3((27 + 18x) + 2x * (9 + 6x)) = 0
3(27 + 18x + (9 * 2x + 6x * 2x)) = 0
3(27 + 18x + (18x + 12x2)) = 0

Combine like terms: 18x + 18x = 36x
3(27 + 36x + 12x2) = 0
(27 * 3 + 36x * 3 + 12x2 * 3) = 0
(81 + 108x + 36x2) = 0

Solving
81 + 108x + 36x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '9'.
9(9 + 12x + 4x2) = 0

Factor a trinomial.
9((3 + 2x)(3 + 2x)) = 0

Ignore the factor 9.

Subproblem 1

Set the factor '(3 + 2x)' equal to zero and attempt to solve: Simplifying 3 + 2x = 0 Solving 3 + 2x = 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 + 2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 2x = 0 + -3 2x = 0 + -3 Combine like terms: 0 + -3 = -3 2x = -3 Divide each side by '2'. x = -1.5 Simplifying x = -1.5

Subproblem 2

Set the factor '(3 + 2x)' equal to zero and attempt to solve: Simplifying 3 + 2x = 0 Solving 3 + 2x = 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 + 2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 2x = 0 + -3 2x = 0 + -3 Combine like terms: 0 + -3 = -3 2x = -3 Divide each side by '2'. x = -1.5 Simplifying x = -1.5

Solution

x = {-1.5, -1.5}

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