-(-x+4)+12=3x+(5-x)

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Solution for -(-x+4)+12=3x+(5-x) equation:


Simplifying
-1(-1x + 4) + 12 = 3x + (5 + -1x)

Reorder the terms:
-1(4 + -1x) + 12 = 3x + (5 + -1x)
(4 * -1 + -1x * -1) + 12 = 3x + (5 + -1x)
(-4 + 1x) + 12 = 3x + (5 + -1x)

Reorder the terms:
-4 + 12 + 1x = 3x + (5 + -1x)

Combine like terms: -4 + 12 = 8
8 + 1x = 3x + (5 + -1x)

Remove parenthesis around (5 + -1x)
8 + 1x = 3x + 5 + -1x

Reorder the terms:
8 + 1x = 5 + 3x + -1x

Combine like terms: 3x + -1x = 2x
8 + 1x = 5 + 2x

Solving
8 + 1x = 5 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
8 + 1x + -2x = 5 + 2x + -2x

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

Combine like terms: 2x + -2x = 0
8 + -1x = 5 + 0
8 + -1x = 5

Add '-8' to each side of the equation.
8 + -8 + -1x = 5 + -8

Combine like terms: 8 + -8 = 0
0 + -1x = 5 + -8
-1x = 5 + -8

Combine like terms: 5 + -8 = -3
-1x = -3

Divide each side by '-1'.
x = 3

Simplifying
x = 3

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