Jeiselmay 5x Sandra x Eunice x-2
Let Eunice's age be E
Then Sandra's is: E + 2, and Jeiselmay's is: 5(E + 2), or 5E + 10
Since "Jeiselmay will be 4 times as old as Eunice after 6 years," we get: 5E + 10 + 6 = 4(E + 6)
5E + 16 = 4E + 24
5E - 4E = 24 - 16
Eunice, or