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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

4n-(3(3n-7))+4=0



We calculate terms in parentheses: -(3(3n-7)), so:

3(3n-7)

We multiply parentheses

9n-21

Back to the equation:

-(9n-21)



We get rid of parentheses

4n-9n+21+4=0

We add all the numbers together, and all the variables

-5n+25=0

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

-5n=-25

n=-25/-5

n=+5

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