<PRE><B>Question 814652</B>
c = cal/celery
k = cal/carrot
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k = c + 13
5k + 10c = 170
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5k + 10c = 170
5(c + 13) + 10c = 170
5c + 65 + 10c = 170
15c = 105
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c = celery = 7 cal
k = carrot = 20 cal
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