(2x-2)(5x+5)-(x-8)(-4x-6)=(x-8)(5x+5)

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Solution for (2x-2)(5x+5)-(x-8)(-4x-6)=(x-8)(5x+5) equation:


Simplifying
(2x + -2)(5x + 5) + -1(x + -8)(-4x + -6) = (x + -8)(5x + 5)

Reorder the terms:
(-2 + 2x)(5x + 5) + -1(x + -8)(-4x + -6) = (x + -8)(5x + 5)

Reorder the terms:
(-2 + 2x)(5 + 5x) + -1(x + -8)(-4x + -6) = (x + -8)(5x + 5)

Multiply (-2 + 2x) * (5 + 5x)
(-2(5 + 5x) + 2x * (5 + 5x)) + -1(x + -8)(-4x + -6) = (x + -8)(5x + 5)
((5 * -2 + 5x * -2) + 2x * (5 + 5x)) + -1(x + -8)(-4x + -6) = (x + -8)(5x + 5)
((-10 + -10x) + 2x * (5 + 5x)) + -1(x + -8)(-4x + -6) = (x + -8)(5x + 5)
(-10 + -10x + (5 * 2x + 5x * 2x)) + -1(x + -8)(-4x + -6) = (x + -8)(5x + 5)
(-10 + -10x + (10x + 10x2)) + -1(x + -8)(-4x + -6) = (x + -8)(5x + 5)

Combine like terms: -10x + 10x = 0
(-10 + 0 + 10x2) + -1(x + -8)(-4x + -6) = (x + -8)(5x + 5)
(-10 + 10x2) + -1(x + -8)(-4x + -6) = (x + -8)(5x + 5)

Reorder the terms:
-10 + 10x2 + -1(-8 + x)(-4x + -6) = (x + -8)(5x + 5)

Reorder the terms:
-10 + 10x2 + -1(-8 + x)(-6 + -4x) = (x + -8)(5x + 5)

Multiply (-8 + x) * (-6 + -4x)
-10 + 10x2 + -1(-8(-6 + -4x) + x(-6 + -4x)) = (x + -8)(5x + 5)
-10 + 10x2 + -1((-6 * -8 + -4x * -8) + x(-6 + -4x)) = (x + -8)(5x + 5)
-10 + 10x2 + -1((48 + 32x) + x(-6 + -4x)) = (x + -8)(5x + 5)
-10 + 10x2 + -1(48 + 32x + (-6 * x + -4x * x)) = (x + -8)(5x + 5)
-10 + 10x2 + -1(48 + 32x + (-6x + -4x2)) = (x + -8)(5x + 5)

Combine like terms: 32x + -6x = 26x
-10 + 10x2 + -1(48 + 26x + -4x2) = (x + -8)(5x + 5)
-10 + 10x2 + (48 * -1 + 26x * -1 + -4x2 * -1) = (x + -8)(5x + 5)
-10 + 10x2 + (-48 + -26x + 4x2) = (x + -8)(5x + 5)

Reorder the terms:
-10 + -48 + -26x + 10x2 + 4x2 = (x + -8)(5x + 5)

Combine like terms: -10 + -48 = -58
-58 + -26x + 10x2 + 4x2 = (x + -8)(5x + 5)

Combine like terms: 10x2 + 4x2 = 14x2
-58 + -26x + 14x2 = (x + -8)(5x + 5)

Reorder the terms:
-58 + -26x + 14x2 = (-8 + x)(5x + 5)

Reorder the terms:
-58 + -26x + 14x2 = (-8 + x)(5 + 5x)

Multiply (-8 + x) * (5 + 5x)
-58 + -26x + 14x2 = (-8(5 + 5x) + x(5 + 5x))
-58 + -26x + 14x2 = ((5 * -8 + 5x * -8) + x(5 + 5x))
-58 + -26x + 14x2 = ((-40 + -40x) + x(5 + 5x))
-58 + -26x + 14x2 = (-40 + -40x + (5 * x + 5x * x))
-58 + -26x + 14x2 = (-40 + -40x + (5x + 5x2))

Combine like terms: -40x + 5x = -35x
-58 + -26x + 14x2 = (-40 + -35x + 5x2)

Solving
-58 + -26x + 14x2 = -40 + -35x + 5x2

Solving for variable 'x'.

Reorder the terms:
-58 + 40 + -26x + 35x + 14x2 + -5x2 = -40 + -35x + 5x2 + 40 + 35x + -5x2

Combine like terms: -58 + 40 = -18
-18 + -26x + 35x + 14x2 + -5x2 = -40 + -35x + 5x2 + 40 + 35x + -5x2

Combine like terms: -26x + 35x = 9x
-18 + 9x + 14x2 + -5x2 = -40 + -35x + 5x2 + 40 + 35x + -5x2

Combine like terms: 14x2 + -5x2 = 9x2
-18 + 9x + 9x2 = -40 + -35x + 5x2 + 40 + 35x + -5x2

Reorder the terms:
-18 + 9x + 9x2 = -40 + 40 + -35x + 35x + 5x2 + -5x2

Combine like terms: -40 + 40 = 0
-18 + 9x + 9x2 = 0 + -35x + 35x + 5x2 + -5x2
-18 + 9x + 9x2 = -35x + 35x + 5x2 + -5x2

Combine like terms: -35x + 35x = 0
-18 + 9x + 9x2 = 0 + 5x2 + -5x2
-18 + 9x + 9x2 = 5x2 + -5x2

Combine like terms: 5x2 + -5x2 = 0
-18 + 9x + 9x2 = 0

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

Factor a trinomial.
9((-2 + -1x)(1 + -1x)) = 0

Ignore the factor 9.

Subproblem 1

Set the factor '(-2 + -1x)' equal to zero and attempt to solve: Simplifying -2 + -1x = 0 Solving -2 + -1x = 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 + -1x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1x = 0 + 2 -1x = 0 + 2 Combine like terms: 0 + 2 = 2 -1x = 2 Divide each side by '-1'. x = -2 Simplifying x = -2

Subproblem 2

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

Solution

x = {-2, 1}

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