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Chris is five times as old as Zac. in thirty years chris will be twice zac's age. how old is zac now?

Chris is five times as old as Zac. in thirty years chris will be twice zac's age. how old is zac now?
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chris is five times as old as Zac. in thirty years chris will be twice zac's age. how old is zac now?

User Ila
by
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1 Answer

4 votes
Zac's age=x
Chris's age=5x

After 30 years
Zac's age=x+30
Chris's age =5x+30=2(x+30)
5x+30=2x+60
5x-2x=60-30
3x=30
x=10
User Shatazone
by
7.7k points
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