(4x+9)(3x+6)=

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Solution for (4x+9)(3x+6)= equation:


Simplifying
(4x + 9)(3x + 6) = 0

Reorder the terms:
(9 + 4x)(3x + 6) = 0

Reorder the terms:
(9 + 4x)(6 + 3x) = 0

Multiply (9 + 4x) * (6 + 3x)
(9(6 + 3x) + 4x * (6 + 3x)) = 0
((6 * 9 + 3x * 9) + 4x * (6 + 3x)) = 0
((54 + 27x) + 4x * (6 + 3x)) = 0
(54 + 27x + (6 * 4x + 3x * 4x)) = 0
(54 + 27x + (24x + 12x2)) = 0

Combine like terms: 27x + 24x = 51x
(54 + 51x + 12x2) = 0

Solving
54 + 51x + 12x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(18 + 17x + 4x2) = 0

Factor a trinomial.
3((9 + 4x)(2 + x)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(9 + 4x)' equal to zero and attempt to solve: Simplifying 9 + 4x = 0 Solving 9 + 4x = 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 + 4x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + 4x = 0 + -9 4x = 0 + -9 Combine like terms: 0 + -9 = -9 4x = -9 Divide each side by '4'. x = -2.25 Simplifying x = -2.25

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 = {-2.25, -2}

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