3x-2-x=7+x

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Solution for 3x-2-x=7+x equation: 



3x-2-x=7+x

We move all terms to the left:

3x-2-x-(7+x)=0

We add all the numbers together, and all the variables

3x-x-(x+7)-2=0

We add all the numbers together, and all the variables

2x-(x+7)-2=0

We get rid of parentheses

2x-x-7-2=0

We add all the numbers together, and all the variables

x-9=0

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

x=9

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