-10n+-30=12-7n

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Solution for -10n+-30=12-7n equation: 



-10n+-30=12-7n

We move all terms to the left:

-10n+-30-(12-7n)=0

We add all the numbers together, and all the variables

-10n-(-7n+12)-30+=0

We add all the numbers together, and all the variables

-10n-(-7n+12)=0

We get rid of parentheses

-10n+7n-12=0

We add all the numbers together, and all the variables

-3n-12=0

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

-3n=12

n=12/-3

n=-4

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