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Mary received an $80 gift card for a coffee store. She used it in buying some coffee that cost $8.21 per pound. After buying the coffee she had $30.74 left on her card. How many…

Mary received an $80 gift card for a coffee store. She used it in buying some coffee that cost $8.21 per pound. After buying the coffee she had $30.74 left on her card. How many…
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Mary received an $80 gift card for a coffee store. She used it in buying some coffee that cost $8.21 per pound. After buying the coffee she had $30.74 left on her card. How many pounds of coffee did she buy?

asked
User Idrositis
by
8.1k points

1 Answer

2 votes
CORRECT ANSWER: 6 pounds of coffee

Step-by-step explanation:
80 - 8.21x= 30.74
-30.74
49.26 =8.21x
49.26/8.21

X= 6
answered
User Systemhalted
by
8.2k points
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