The equation would be 4x+5y=6.33 and 3x+3y=4.11 so from their you would do the calculations and get 0.52 and 0.85 To make sure the caluclations aare right you just hae to put in the numbers for the x and y 4(0.52)+5(0.85)=6.33 So 1 donutis $).52 1 large coffee is $0.85
