5n+7=7(n-1)-2n

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Solution for 5n+7=7(n-1)-2n equation: 



5n+7=7(n-1)-2n

We move all terms to the left:

5n+7-(7(n-1)-2n)=0



We calculate terms in parentheses: -(7(n-1)-2n), so:

7(n-1)-2n

We add all the numbers together, and all the variables

-2n+7(n-1)

We multiply parentheses

-2n+7n-7

We add all the numbers together, and all the variables

5n-7

Back to the equation:

-(5n-7)



We get rid of parentheses

5n-5n+7+7=0

We add all the numbers together, and all the variables

14!=0

There is no solution for this equation

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