16-7n=-21-n

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Solution for 16-7n=-21-n equation: 



16-7n=-21-n

We move all terms to the left:

16-7n-(-21-n)=0

We add all the numbers together, and all the variables

-7n-(-1n-21)+16=0

We get rid of parentheses

-7n+1n+21+16=0

We add all the numbers together, and all the variables

-6n+37=0

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

-6n=-37

n=-37/-6

n=6+1/6

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