3n+n-7=2-2n

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



3n+n-7=2-2n

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

4n-(-2n+2)-7=0

We get rid of parentheses

4n+2n-2-7=0

We add all the numbers together, and all the variables

6n-9=0

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

6n=9

n=9/6

n=1+1/2

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