Question

Tonya is twice Kevin's age. In three years, Tonya will be 17. And in another three years, Uncle Rob will be three times Tonya’s age.
Kevin is years old, and Uncle Rob is years old.

Answer 1

now

Answer 2

No, need to do more, x =7 means Kevin is 7 years old and Tonya is 14 years old.
You have extra condition. It is useless.

Answer 3

so how old is uncle rob @Loser66

Answer 4

oh, I am sorry, the third condition for the third person. I misread,

Answer 5

Now, Tonya is 14 years old, in three years, she is 17 years old, another 3 years, she is 20 years old. At this age, Uncle Rob is 3 times Tonya, then he is 3* 20 = 60 years old
But that is Uncle Rob's years old in next 6 years. So, now he is 60 -6 = 54 years old

Answer 6

ok thanks