4/7a=2/5

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Solution for 4/7a=2/5 equation: 



4/7a=2/5

We move all terms to the left:

4/7a-(2/5)=0



Domain of the equation: 7a!=0

a!=0/7

a!=0

a∈R



We add all the numbers together, and all the variables

4/7a-(+2/5)=0

We get rid of parentheses

4/7a-2/5=0

We calculate fractions

There is no solution for this equation

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