Currently, Sam's coach is twice as old as Sam. When Sam started soccer 10 years ago, his coach was four times his age. How old is Sam now?

Question

tkhunny · Answer

Start be defining things you do not know.

C = Current Age of Sam's Coach.

You do the other one.  Then, start making words into equations.

pawanyadav · Answer

Let Sam age be x now
Then his coach age be 2x now
10 years ago
   According to question, 2x-10=4(x-10)
   So x=15 which is current age of Sam.

tkhunny · Answer

{sigh}  I guess we'll never know if @edemko123 can do it.