7-n=12-2n

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Solution for 7-n=12-2n equation: 



7-n=12-2n

We move all terms to the left:

7-n-(12-2n)=0

We add all the numbers together, and all the variables

-n-(-2n+12)+7=0

We add all the numbers together, and all the variables

-1n-(-2n+12)+7=0

We get rid of parentheses

-1n+2n-12+7=0

We add all the numbers together, and all the variables

n-5=0

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

n=5

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