SOLUTION: Not sure how to set up this problem? Carry has 28.80 less than 2 times as much money as Joe. Joe has 4/5 as much as Carry.

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Question 991468: Not sure how to set up this problem?
Carry has 28.80 less than 2 times as much money as Joe. Joe has 4/5 as much as Carry.
Found 2 solutions by Alan3354, macston:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
How is that a problem?

Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
.
C=amount Carry has; J=amount Joe has
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C=2J-28.80
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J=(4/5)C
(5/4)J=C
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(5/4)J=2J-28.80
-0.75J=-28.80
J=38.40 ANSWER 1: Joe has 38.40
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C=(5/4)J=(5/4)(38.40)=48.00 ANSWER 2: Carry has 48.00
.
CHECK:
C=2J-28.80
48.00=2(38.40)-28.80
48.00=76.80-28.80
48.00=48.00