3x-x+4=-2x-8

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Solution for 3x-x+4=-2x-8 equation:


Simplifying
3x + -1x + 4 = -2x + -8

Reorder the terms:
4 + 3x + -1x = -2x + -8

Combine like terms: 3x + -1x = 2x
4 + 2x = -2x + -8

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

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

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

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

Add '-4' to each side of the equation.
4 + -4 + 4x = -8 + -4

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

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

Divide each side by '4'.
x = -3

Simplifying
x = -3

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