Question
Asked Sep 20, 2019
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A coffee merchant combines coffee costing $4.50 per pound with coffee costing $4.00 per pound. How many pounds of each should be used to make 30 lb of a blend costing $4.20 per pound?

$4.50/lb coffee lb
$4.00/lb coffee lb
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Expert Answer

Step 1

A coffee merchant combines coffee costing $4.50 per pound with coffee costing $4.00 per pound. How many pounds of each should be used to make 30lb of a blend costing $4.20 per pound?

Step 2

Let x pounds of the 45...

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Math

Algebra

Equations and In-equations

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