Mathematics, 23.06.2019 04:31 ZVSaniya0420

Joe's coffee shop makes a blend that is a mixture of two types of coffee. type a coffee costs joe $ 4.15 per pound, and type b coffee costs $ 5.20 per pound. this month, joe made 142 pounds of the blend, for a total cost of $ 685.90 . how many pounds of type a coffee did he use? number of pounds of type a coffee:

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Joe's coffee shop makes a blend that is a mixture of two types of coffee. type a coffee costs joe $...