Formulate but do not solve the problem. The Coffee Shoppe sells a coffee blend made from two coffees, one costing $3.00/lb and the other costing $4.00/lb. If the blended coffee sells for $3.70/lb, find how much of each coffee is used to obtain the desired blend. (Assume the weight of the blended coffee is 100lb.) Let x be the weight of coffee with price $3.00/lb.
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Correct Answer:
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