-18-7=-42n

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Solution for -18-7=-42n equation: 



-18-7=-42n

We move all terms to the left:

-18-7-(-42n)=0

We add all the numbers together, and all the variables

-(-42n)-25=0

We get rid of parentheses

42n-25=0

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

42n=25

n=25/42

n=25/42

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