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Julio bought 3 bags of cat food and 4 bags of dog food for $43.00 Sandy bought 3 bags of cat foot and 6 bags of dog food for $54.00. How much is one bag of cat food and one bag of dog food?

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theresajjiang

Answer:

$12.50

Step-by-step explanation:

c is cat food d is dog food

3c + 4d = 43

3c + 6d = 54

subtract those to get

2d = 11

d = 5.50

3c + 2d = 3c + 22 = 43

3c = 21

c = 7

c+d = 7 + 5.50 = 12.50

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