Mathematics, 01.07.2019 15:20, gabriellam20

Lisa's coffee shop makes a blend that is a mixture of two types of coffee type a coffee cost lisa $4.50 per pound and type b coffee cost $5.50 per pound. this month's blend uses three times as many pounds of type b coffee as type a, for a total cost of $634.50. how many pounds of type a coffee were used?

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Lisa's coffee shop makes a blend that is a mixture of two types of coffee type a coffee cost lisa $4...