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

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


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

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

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

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

Reorder the terms:
5 + -1x = 2 + 2 + -2x + -1x

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

Combine like terms: -2x + -1x = -3x
5 + -1x = 4 + -3x

Solving
5 + -1x = 4 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
5 + -1x + 3x = 4 + -3x + 3x

Combine like terms: -1x + 3x = 2x
5 + 2x = 4 + -3x + 3x

Combine like terms: -3x + 3x = 0
5 + 2x = 4 + 0
5 + 2x = 4

Add '-5' to each side of the equation.
5 + -5 + 2x = 4 + -5

Combine like terms: 5 + -5 = 0
0 + 2x = 4 + -5
2x = 4 + -5

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

Divide each side by '2'.
x = -0.5

Simplifying
x = -0.5

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