Question

Five years hence the age of Jonas will be three times that of his son. Five years ago, Jonas age was seven time that of his son. What are their present age

Answer 1

X+3=3(y+3)

X+3=3y+9

X-3y=6

X-5=7(y-5)

X-5=7y-35

X-7y =30

X=33andy==9