-23+3n=-3(n+7)+7n

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Solution for -23+3n=-3(n+7)+7n equation: 



-23+3n=-3(n+7)+7n

We move all terms to the left:

-23+3n-(-3(n+7)+7n)=0



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

-3(n+7)+7n

We add all the numbers together, and all the variables

7n-3(n+7)

We multiply parentheses

7n-3n-21

We add all the numbers together, and all the variables

4n-21

Back to the equation:

-(4n-21)



We get rid of parentheses

3n-4n+21-23=0

We add all the numbers together, and all the variables

-1n-2=0

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

-n=2

n=2/-1

n=-2

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