SOLUTION: Debbie is one year older than Dave. James is twice as old as Dave. Joelle is twice as old as Debbie. Altogether their ages total 33. Find each person's age (let x=Dave's age)
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-> SOLUTION: Debbie is one year older than Dave. James is twice as old as Dave. Joelle is twice as old as Debbie. Altogether their ages total 33. Find each person's age (let x=Dave's age)
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Question 1069540: Debbie is one year older than Dave. James is twice as old as Dave. Joelle is twice as old as Debbie. Altogether their ages total 33. Find each person's age (let x=Dave's age) Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! They want you to use = Dave's age,
so they only want 1 unkown in the equations.
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(1) = Dave's age
(2) = James age
(3) = Debbie's age
(4) = Joelle's age
(5)
------------------------------------------
(5)
(5)
(5)
(5)
(5)
and
(2)
(2)
and
(3)
(3)
and
(4)
(4)
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Dave's age is 5
Jame's age is 10
Debbie's age is 6
Joelle's age is 12
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check:
(5)
(5)
(5)
OK
