x^2-10=2x-2

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Solution for x^2-10=2x-2 equation: 


Simplifying
x2 + -10 = 2x + -2

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

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

Solving
-10 + x2 = -2 + 2x

Solving for variable 'x'.

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

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

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

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

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

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


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 '(4 + -1x)' equal to zero and attempt to solve:

Simplifying
4 + -1x = 0

Solving
4 + -1x = 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 + -1x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -1x = 0 + -4
-1x = 0 + -4

Combine like terms: 0 + -4 = -4
-1x = -4

Divide each side by '-1'.
x = 4

Simplifying
x = 4
Solution
x = {-2, 4}

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