(2x+1)(x+4)-(x+2)(x-3)=(x+5)(x-1)

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Solution for (2x+1)(x+4)-(x+2)(x-3)=(x+5)(x-1) equation:


Simplifying
(2x + 1)(x + 4) + -1(x + 2)(x + -3) = (x + 5)(x + -1)

Reorder the terms:
(1 + 2x)(x + 4) + -1(x + 2)(x + -3) = (x + 5)(x + -1)

Reorder the terms:
(1 + 2x)(4 + x) + -1(x + 2)(x + -3) = (x + 5)(x + -1)

Multiply (1 + 2x) * (4 + x)
(1(4 + x) + 2x * (4 + x)) + -1(x + 2)(x + -3) = (x + 5)(x + -1)
((4 * 1 + x * 1) + 2x * (4 + x)) + -1(x + 2)(x + -3) = (x + 5)(x + -1)
((4 + 1x) + 2x * (4 + x)) + -1(x + 2)(x + -3) = (x + 5)(x + -1)
(4 + 1x + (4 * 2x + x * 2x)) + -1(x + 2)(x + -3) = (x + 5)(x + -1)
(4 + 1x + (8x + 2x2)) + -1(x + 2)(x + -3) = (x + 5)(x + -1)

Combine like terms: 1x + 8x = 9x
(4 + 9x + 2x2) + -1(x + 2)(x + -3) = (x + 5)(x + -1)

Reorder the terms:
4 + 9x + 2x2 + -1(2 + x)(x + -3) = (x + 5)(x + -1)

Reorder the terms:
4 + 9x + 2x2 + -1(2 + x)(-3 + x) = (x + 5)(x + -1)

Multiply (2 + x) * (-3 + x)
4 + 9x + 2x2 + -1(2(-3 + x) + x(-3 + x)) = (x + 5)(x + -1)
4 + 9x + 2x2 + -1((-3 * 2 + x * 2) + x(-3 + x)) = (x + 5)(x + -1)
4 + 9x + 2x2 + -1((-6 + 2x) + x(-3 + x)) = (x + 5)(x + -1)
4 + 9x + 2x2 + -1(-6 + 2x + (-3 * x + x * x)) = (x + 5)(x + -1)
4 + 9x + 2x2 + -1(-6 + 2x + (-3x + x2)) = (x + 5)(x + -1)

Combine like terms: 2x + -3x = -1x
4 + 9x + 2x2 + -1(-6 + -1x + x2) = (x + 5)(x + -1)
4 + 9x + 2x2 + (-6 * -1 + -1x * -1 + x2 * -1) = (x + 5)(x + -1)
4 + 9x + 2x2 + (6 + 1x + -1x2) = (x + 5)(x + -1)

Reorder the terms:
4 + 6 + 9x + 1x + 2x2 + -1x2 = (x + 5)(x + -1)

Combine like terms: 4 + 6 = 10
10 + 9x + 1x + 2x2 + -1x2 = (x + 5)(x + -1)

Combine like terms: 9x + 1x = 10x
10 + 10x + 2x2 + -1x2 = (x + 5)(x + -1)

Combine like terms: 2x2 + -1x2 = 1x2
10 + 10x + 1x2 = (x + 5)(x + -1)

Reorder the terms:
10 + 10x + 1x2 = (5 + x)(x + -1)

Reorder the terms:
10 + 10x + 1x2 = (5 + x)(-1 + x)

Multiply (5 + x) * (-1 + x)
10 + 10x + 1x2 = (5(-1 + x) + x(-1 + x))
10 + 10x + 1x2 = ((-1 * 5 + x * 5) + x(-1 + x))
10 + 10x + 1x2 = ((-5 + 5x) + x(-1 + x))
10 + 10x + 1x2 = (-5 + 5x + (-1 * x + x * x))
10 + 10x + 1x2 = (-5 + 5x + (-1x + x2))

Combine like terms: 5x + -1x = 4x
10 + 10x + 1x2 = (-5 + 4x + x2)

Solving
10 + 10x + 1x2 = -5 + 4x + x2

Solving for variable 'x'.

Reorder the terms:
10 + 5 + 10x + -4x + 1x2 + -1x2 = -5 + 4x + x2 + 5 + -4x + -1x2

Combine like terms: 10 + 5 = 15
15 + 10x + -4x + 1x2 + -1x2 = -5 + 4x + x2 + 5 + -4x + -1x2

Combine like terms: 10x + -4x = 6x
15 + 6x + 1x2 + -1x2 = -5 + 4x + x2 + 5 + -4x + -1x2

Combine like terms: 1x2 + -1x2 = 0
15 + 6x + 0 = -5 + 4x + x2 + 5 + -4x + -1x2
15 + 6x = -5 + 4x + x2 + 5 + -4x + -1x2

Reorder the terms:
15 + 6x = -5 + 5 + 4x + -4x + x2 + -1x2

Combine like terms: -5 + 5 = 0
15 + 6x = 0 + 4x + -4x + x2 + -1x2
15 + 6x = 4x + -4x + x2 + -1x2

Combine like terms: 4x + -4x = 0
15 + 6x = 0 + x2 + -1x2
15 + 6x = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
15 + 6x = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(5 + 2x) = 0

Ignore the factor 3.

Subproblem 1

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 = {-2.5}

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