Question 1077033
3C+2D=8.75
1C+2D=4.25
-1C-2D=-4.25
2C=4.50
C=$2.25
3C+2D=6.75+2D=8.75
D=$1
Check in second
2.25+2=$4.25 checks
Coffee is $2.25
Doughnut is $1