-1=7n-4

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Solution for -1=7n-4 equation: 



-1=7n-4

We move all terms to the left:

-1-(7n-4)=0

We get rid of parentheses

-7n+4-1=0

We add all the numbers together, and all the variables

-7n+3=0

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

-7n=-3

n=-3/-7

n=3/7

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