3x-x=12x+7

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Solution for 3x-x=12x+7 equation: 



3x-x=12x+7

We move all terms to the left:

3x-x-(12x+7)=0

We add all the numbers together, and all the variables

2x-(12x+7)=0

We get rid of parentheses

2x-12x-7=0

We add all the numbers together, and all the variables

-10x-7=0

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

-10x=7

x=7/-10

x=-7/10

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