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OpenStudy (anonymous):
At the park, Tim bought 3 hamburgers and 4 hotdogs for $19. John bought 5 hamburgers and 2 hotdogs for $20. How much is one hotdog and one hamburger each?
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OpenStudy (oryzae):
Well, we know that: 3x+4y=19 5x+2y=20 What have you gotten as an answer so far?
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