12+7.5n=8+7.9n

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Solution for 12+7.5n=8+7.9n equation: 



12+7.5n=8+7.9n

We move all terms to the left:

12+7.5n-(8+7.9n)=0

We add all the numbers together, and all the variables

7.5n-(7.9n+8)+12=0

We get rid of parentheses

7.5n-7.9n-8+12=0

We add all the numbers together, and all the variables

-0.4n+4=0

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

-0.4n=-4

n=-4/-0.4

n=+10

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