3x+4x-x=-6+12

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Solution for 3x+4x-x=-6+12 equation: 



3x+4x-x=-6+12

We move all terms to the left:

3x+4x-x-(-6+12)=0

We add all the numbers together, and all the variables

3x+4x-x-6=0

We add all the numbers together, and all the variables

6x-6=0

We move all terms containing x to the left, all other terms to the right

6x=6

x=6/6

x=1

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