7-(2n-9)=7-3n

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Solution for 7-(2n-9)=7-3n equation: 



7-(2n-9)=7-3n

We move all terms to the left:

7-(2n-9)-(7-3n)=0

We add all the numbers together, and all the variables

-(2n-9)-(-3n+7)+7=0

We get rid of parentheses

-2n+3n+9-7+7=0

We add all the numbers together, and all the variables

n+9=0

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

n=-9

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