2(x+1)(2x+3)=8x^2-44

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Solution for 2(x+1)(2x+3)=8x^2-44 equation:


Simplifying
2(x + 1)(2x + 3) = 8x2 + -44

Reorder the terms:
2(1 + x)(2x + 3) = 8x2 + -44

Reorder the terms:
2(1 + x)(3 + 2x) = 8x2 + -44

Multiply (1 + x) * (3 + 2x)
2(1(3 + 2x) + x(3 + 2x)) = 8x2 + -44
2((3 * 1 + 2x * 1) + x(3 + 2x)) = 8x2 + -44
2((3 + 2x) + x(3 + 2x)) = 8x2 + -44
2(3 + 2x + (3 * x + 2x * x)) = 8x2 + -44
2(3 + 2x + (3x + 2x2)) = 8x2 + -44

Combine like terms: 2x + 3x = 5x
2(3 + 5x + 2x2) = 8x2 + -44
(3 * 2 + 5x * 2 + 2x2 * 2) = 8x2 + -44
(6 + 10x + 4x2) = 8x2 + -44

Reorder the terms:
6 + 10x + 4x2 = -44 + 8x2

Solving
6 + 10x + 4x2 = -44 + 8x2

Solving for variable 'x'.

Reorder the terms:
6 + 44 + 10x + 4x2 + -8x2 = -44 + 8x2 + 44 + -8x2

Combine like terms: 6 + 44 = 50
50 + 10x + 4x2 + -8x2 = -44 + 8x2 + 44 + -8x2

Combine like terms: 4x2 + -8x2 = -4x2
50 + 10x + -4x2 = -44 + 8x2 + 44 + -8x2

Reorder the terms:
50 + 10x + -4x2 = -44 + 44 + 8x2 + -8x2

Combine like terms: -44 + 44 = 0
50 + 10x + -4x2 = 0 + 8x2 + -8x2
50 + 10x + -4x2 = 8x2 + -8x2

Combine like terms: 8x2 + -8x2 = 0
50 + 10x + -4x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(25 + 5x + -2x2) = 0

Factor a trinomial.
2((5 + -1x)(5 + 2x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Subproblem 2

Set the factor '(5 + 2x)' equal to zero and attempt to solve: Simplifying 5 + 2x = 0 Solving 5 + 2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 2x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 2x = 0 + -5 2x = 0 + -5 Combine like terms: 0 + -5 = -5 2x = -5 Divide each side by '2'. x = -2.5 Simplifying x = -2.5

Solution

x = {5, -2.5}

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