4/5=7/20-n

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Solution for 4/5=7/20-n equation: 



4/5=7/20-n

We move all terms to the left:

4/5-(7/20-n)=0



Domain of the equation: 20-n)!=0

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

-n)!=-20

n!=-20/1

n!=-20

n∈R



We add all the numbers together, and all the variables

-(-1n+7/20)+4/5=0

We get rid of parentheses

1n-7/20+4/5=0

We calculate fractions

There is no solution for this equation

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