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Mathematics, 31.07.2019 20:00 Svetakotok

Raina's coffee shop makes a blend that is a mixture of two types of coffee. type a coffee costs raina $4.40 per pound, and type b coffee costs $5.80 per pound. this month, raina made 171 pounds of the blend, for a total cost of $856.00 . how many pounds of type a coffee did she use?

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