-28=7-5n

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Solution for -28=7-5n equation: 



-28=7-5n

We move all terms to the left:

-28-(7-5n)=0

We add all the numbers together, and all the variables

-(-5n+7)-28=0

We get rid of parentheses

5n-7-28=0

We add all the numbers together, and all the variables

5n-35=0

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

5n=35

n=35/5

n=7

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