2/5-9/10=a/7

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Solution for 2/5-9/10=a/7 equation: 



2/5-9/10=a/7

We move all terms to the left:

2/5-9/10-(a/7)=0

We add all the numbers together, and all the variables

-(+a/7)+2/5-9/10=0

We get rid of parentheses

-a/7+2/5-9/10=0

We calculate fractions

There is no solution for this equation

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