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Mathematics, 23.10.2019 22:20 womankrush538
Johns coffee shop makes a blend that is a mixture of two types of coffee. type a cost 4.05 per lb. and type b cost 5.60 per lb. this month john made 142 lbs of the blend for a cost of 655.70. how many lbs of type a did he use
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Johns coffee shop makes a blend that is a mixture of two types of coffee. type a cost 4.05 per lb. a...
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