SOLUTION: word problems solver: Jen is 7 years younger than Melissa. in 4 years Jen will be 1 year older than half of Melissa's age at that time. How old is Jen and Melissa?

Question 1143189: word problems solver: Jen is 7 years younger than Melissa. in 4 years Jen will be 1 year older than half of Melissa's age at that time. How old is Jen and Melissa?

Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = Jen's age now
Let = Mellisa's age now
-----------------------------------
(1)
(2)
-----------------------------------------
You can substitute (1) into (2)
(2)
(2)
(2)
Multiply both sides by
(2)
(2)
(2)
and
(1)
(1)
(1)
----------------------------
Jen is 5
Mellisa is 12
--------------------
check:
(2)
(2)
(2)
(2)
(2)
OK
You can check (1)

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