(4x+3)(2x+6)=0

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Solution for (4x+3)(2x+6)=0 equation:


Simplifying
(4x + 3)(2x + 6) = 0

Reorder the terms:
(3 + 4x)(2x + 6) = 0

Reorder the terms:
(3 + 4x)(6 + 2x) = 0

Multiply (3 + 4x) * (6 + 2x)
(3(6 + 2x) + 4x * (6 + 2x)) = 0
((6 * 3 + 2x * 3) + 4x * (6 + 2x)) = 0
((18 + 6x) + 4x * (6 + 2x)) = 0
(18 + 6x + (6 * 4x + 2x * 4x)) = 0
(18 + 6x + (24x + 8x2)) = 0

Combine like terms: 6x + 24x = 30x
(18 + 30x + 8x2) = 0

Solving
18 + 30x + 8x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(9 + 15x + 4x2) = 0

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

Ignore the factor 2.

Subproblem 1

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 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 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Subproblem 2

Set the factor '(3 + 4x)' equal to zero and attempt to solve: Simplifying 3 + 4x = 0 Solving 3 + 4x = 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 + 4x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 4x = 0 + -3 4x = 0 + -3 Combine like terms: 0 + -3 = -3 4x = -3 Divide each side by '4'. x = -0.75 Simplifying x = -0.75

Solution

x = {-3, -0.75}

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