Horton Newton
02/26/2024 · Middle School
2. doughnuts at a coffee shop. Each cup of coffee costs the same amount, and each doughnut costs the same amount. The system of equations below can be used to find \( c \), the cost of a cup of coffee, and \( d \), the cost of a doughnut. \[ c+2 d=4.90 \] \[ 2 c+3 d=8.60 \] What is the cost of 1 cup of coffee? A. \( \$ 2.50 \) B. \( \$ 1.20 \) C. \( \$ 4.90 \) D. \( \$ 3.70 \)
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The cost of 1 cup of coffee is $2.50.
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