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MakcuM [25]
3 years ago
11

Karen's Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs Karen $5.80 per pound, and type

B coffee costs $4.25 per pound. This month, Karen made 127 pounds of the blend, for a total cost of $657.55. How many pounds of type A coffee did she use?
Mathematics
1 answer:
Elina [12.6K]3 years ago
8 0

Answer:

76

Step-by-step explanation:

A + B = 127

5.80A + 4.25B = 657.55

Solve with substitution.

5.80A + 4.25(127 − A) = 657.55

5.80A + 539.75 − 4.25A = 657.55

1.55A = 117.80

A = 76

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