7.5-4n=15+7n

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Solution for 7.5-4n=15+7n equation: 



7.5-4n=15+7n

We move all terms to the left:

7.5-4n-(15+7n)=0

We add all the numbers together, and all the variables

-4n-(7n+15)+7.5=0

We get rid of parentheses

-4n-7n-15+7.5=0

We add all the numbers together, and all the variables

-11n-7.5=0

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

-11n=7.5

n=7.5/-11

n=-5/7.3333333333333

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