12n+7=18n+15

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Solution for 12n+7=18n+15 equation: 



12n+7=18n+15

We move all terms to the left:

12n+7-(18n+15)=0

We get rid of parentheses

12n-18n-15+7=0

We add all the numbers together, and all the variables

-6n-8=0

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

-6n=8

n=8/-6

n=-1+1/3

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