It took 13 mins to warm a fireplace to 15.6 degrees.How many degrees did the fireplace warm per minute?
1 answer:
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Answer:
x = 63
y = 47
Step-by-step explanation:
Given that the number of cookies sold is x and that of cupcakes i y, we have:
x + y = 110
2x + 4y = 314
Please see the image for the detailed steps.
