3x+4-x=

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Solution for 3x+4-x= equation: 


Simplifying
3x + 4 + -1x = 0

Reorder the terms:
4 + 3x + -1x = 0

Combine like terms: 3x + -1x = 2x
4 + 2x = 0

Solving
4 + 2x = 0

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 2x = 0 + -4

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

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

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

Simplifying
x = -2

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