(2x+4)(3x+2)=360

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Solution for (2x+4)(3x+2)=360 equation:


Simplifying
(2x + 4)(3x + 2) = 360

Reorder the terms:
(4 + 2x)(3x + 2) = 360

Reorder the terms:
(4 + 2x)(2 + 3x) = 360

Multiply (4 + 2x) * (2 + 3x)
(4(2 + 3x) + 2x * (2 + 3x)) = 360
((2 * 4 + 3x * 4) + 2x * (2 + 3x)) = 360
((8 + 12x) + 2x * (2 + 3x)) = 360
(8 + 12x + (2 * 2x + 3x * 2x)) = 360
(8 + 12x + (4x + 6x2)) = 360

Combine like terms: 12x + 4x = 16x
(8 + 16x + 6x2) = 360

Solving
8 + 16x + 6x2 = 360

Solving for variable 'x'.

Reorder the terms:
8 + -360 + 16x + 6x2 = 360 + -360

Combine like terms: 8 + -360 = -352
-352 + 16x + 6x2 = 360 + -360

Combine like terms: 360 + -360 = 0
-352 + 16x + 6x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-176 + 8x + 3x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-176 + 8x + 3x2)' equal to zero and attempt to solve: Simplifying -176 + 8x + 3x2 = 0 Solving -176 + 8x + 3x2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. -58.66666667 + 2.666666667x + x2 = 0 Move the constant term to the right: Add '58.66666667' to each side of the equation. -58.66666667 + 2.666666667x + 58.66666667 + x2 = 0 + 58.66666667 Reorder the terms: -58.66666667 + 58.66666667 + 2.666666667x + x2 = 0 + 58.66666667 Combine like terms: -58.66666667 + 58.66666667 = 0.00000000 0.00000000 + 2.666666667x + x2 = 0 + 58.66666667 2.666666667x + x2 = 0 + 58.66666667 Combine like terms: 0 + 58.66666667 = 58.66666667 2.666666667x + x2 = 58.66666667 The x term is 2.666666667x. Take half its coefficient (1.333333334). Square it (1.777777780) and add it to both sides. Add '1.777777780' to each side of the equation. 2.666666667x + 1.777777780 + x2 = 58.66666667 + 1.777777780 Reorder the terms: 1.777777780 + 2.666666667x + x2 = 58.66666667 + 1.777777780 Combine like terms: 58.66666667 + 1.777777780 = 60.44444445 1.777777780 + 2.666666667x + x2 = 60.44444445 Factor a perfect square on the left side: (x + 1.333333334)(x + 1.333333334) = 60.44444445 Calculate the square root of the right side: 7.774602527 Break this problem into two subproblems by setting (x + 1.333333334) equal to 7.774602527 and -7.774602527.

Subproblem 1

x + 1.333333334 = 7.774602527 Simplifying x + 1.333333334 = 7.774602527 Reorder the terms: 1.333333334 + x = 7.774602527 Solving 1.333333334 + x = 7.774602527 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.333333334' to each side of the equation. 1.333333334 + -1.333333334 + x = 7.774602527 + -1.333333334 Combine like terms: 1.333333334 + -1.333333334 = 0.000000000 0.000000000 + x = 7.774602527 + -1.333333334 x = 7.774602527 + -1.333333334 Combine like terms: 7.774602527 + -1.333333334 = 6.441269193 x = 6.441269193 Simplifying x = 6.441269193

Subproblem 2

x + 1.333333334 = -7.774602527 Simplifying x + 1.333333334 = -7.774602527 Reorder the terms: 1.333333334 + x = -7.774602527 Solving 1.333333334 + x = -7.774602527 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.333333334' to each side of the equation. 1.333333334 + -1.333333334 + x = -7.774602527 + -1.333333334 Combine like terms: 1.333333334 + -1.333333334 = 0.000000000 0.000000000 + x = -7.774602527 + -1.333333334 x = -7.774602527 + -1.333333334 Combine like terms: -7.774602527 + -1.333333334 = -9.107935861 x = -9.107935861 Simplifying x = -9.107935861

Solution

The solution to the problem is based on the solutions from the subproblems. x = {6.441269193, -9.107935861}

Solution

x = {6.441269193, -9.107935861}

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