7n=-3*5n

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Solution for 7n=-3*5n equation: 



7n=-3*5n

We move all terms to the left:

7n-(-3*5n)=0

We get rid of parentheses

7n+3*5n=0

Wy multiply elements

7n+15n=0

We add all the numbers together, and all the variables

22n=0

n=0/22

n=0

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