-2x(x-4)-10x=4x-8

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Solution for -2x(x-4)-10x=4x-8 equation: 


Simplifying
-2x(x + -4) + -10x = 4x + -8

Reorder the terms:
-2x(-4 + x) + -10x = 4x + -8
(-4 * -2x + x * -2x) + -10x = 4x + -8
(8x + -2x2) + -10x = 4x + -8

Reorder the terms:
8x + -10x + -2x2 = 4x + -8

Combine like terms: 8x + -10x = -2x
-2x + -2x2 = 4x + -8

Reorder the terms:
-2x + -2x2 = -8 + 4x

Solving
-2x + -2x2 = -8 + 4x

Solving for variable 'x'.

Reorder the terms:
8 + -2x + -4x + -2x2 = -8 + 4x + 8 + -4x

Combine like terms: -2x + -4x = -6x
8 + -6x + -2x2 = -8 + 4x + 8 + -4x

Reorder the terms:
8 + -6x + -2x2 = -8 + 8 + 4x + -4x

Combine like terms: -8 + 8 = 0
8 + -6x + -2x2 = 0 + 4x + -4x
8 + -6x + -2x2 = 4x + -4x

Combine like terms: 4x + -4x = 0
8 + -6x + -2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(4 + -3x + -1x2) = 0

Factor a trinomial.
2((1 + -1x)(4 + x)) = 0

Ignore the factor 2.

Subproblem 1
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

Subproblem 2
Set the factor '(4 + x)' equal to zero and attempt to solve:

Simplifying
4 + x = 0

Solving
4 + x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-4' to each side of the equation.
4 + -4 + x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + x = 0 + -4
x = 0 + -4

Combine like terms: 0 + -4 = -4
x = -4

Simplifying
x = -4
Solution
x = {1, -4}

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