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Mathematics, 01.12.2020 01:00 fatty18

Three friends met for a book club at a coffee shop. Each friend ordered a cup of coffee and two donuts. The total of the order was $21.75. A. If a cup of coffee costs $3.25, then use the diagram to write an equation to solve for c, the cost of the donut.

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Three friends met for a book club at a coffee shop. Each friend ordered a cup of coffee and two donu...
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