12+2n=5-5n

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Solution for 12+2n=5-5n equation: 



12+2n=5-5n

We move all terms to the left:

12+2n-(5-5n)=0

We add all the numbers together, and all the variables

2n-(-5n+5)+12=0

We get rid of parentheses

2n+5n-5+12=0

We add all the numbers together, and all the variables

7n+7=0

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

7n=-7

n=-7/7

n=-1

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