4x(x-2)-2=5(x-2)-x

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


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

Reorder the terms:
4x(-2 + x) + -2 = 5(x + -2) + -1x
(-2 * 4x + x * 4x) + -2 = 5(x + -2) + -1x
(-8x + 4x2) + -2 = 5(x + -2) + -1x

Reorder the terms:
-2 + -8x + 4x2 = 5(x + -2) + -1x

Reorder the terms:
-2 + -8x + 4x2 = 5(-2 + x) + -1x
-2 + -8x + 4x2 = (-2 * 5 + x * 5) + -1x
-2 + -8x + 4x2 = (-10 + 5x) + -1x

Combine like terms: 5x + -1x = 4x
-2 + -8x + 4x2 = -10 + 4x

Solving
-2 + -8x + 4x2 = -10 + 4x

Solving for variable 'x'.

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

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

Combine like terms: -8x + -4x = -12x
8 + -12x + 4x2 = -10 + 4x + 10 + -4x

Reorder the terms:
8 + -12x + 4x2 = -10 + 10 + 4x + -4x

Combine like terms: -10 + 10 = 0
8 + -12x + 4x2 = 0 + 4x + -4x
8 + -12x + 4x2 = 4x + -4x

Combine like terms: 4x + -4x = 0
8 + -12x + 4x2 = 0

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

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

Ignore the factor 4.

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 '(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

Solution

x = {1, 2}

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