SOLUTION: Please Help me with this question Mr. Chin spent money on card games, robots, and science kits in the ratio 7:3:2. The science kits cost $10 less than the card games. How much

Question 688183: Please Help me with this question

Mr. Chin spent money on card games, robots, and science kits in the ratio 7:3:2. The science kits cost $10 less than the card games. How much money did Mr. Chin spend in all?

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Mr. Chin spent money on card games, robots, and science kits in the ratio 7:3:2. The science kits cost $10 less than the card games. How much money did Mr. Chin spend in all?
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Equation:
Total cost was 7x + 3x + 2x = 12x
2x = 7x-10
----
5x = 10
x = 2
----
So, total cost = 12x = $24.00
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Cheers,
Stan H.
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