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20 June, 12:55

Ivanna received a $90 gift card for a coffee store. She used it in buying some coffee that cost $7.68 per pound. After buying the coffee, she had $66.96 left on

her card. How many pounds of coffee did she buy?

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  1. 20 June, 13:15
    0
    3 pounds

    u have to use y=mx+b

    90=7.68x+66.96

    subtract the 66.96 from the 90

    then just divide
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