-2/5k=4/7

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Solution for -2/5k=4/7 equation: 



-2/5k=4/7

We move all terms to the left:

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



Domain of the equation: 5k!=0

k!=0/5

k!=0

k∈R



We add all the numbers together, and all the variables

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

We get rid of parentheses

-2/5k-4/7=0

We calculate fractions

There is no solution for this equation

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