Wyatt uses 3.15 cups of flour in a recipe that makes 9 shortcakes Cora uses 2.4 cups of flour in a recipe that makes 8 shortcakes how much flour per shortcake is needed for cora’s recipe

1. isolate the variable, in this case, d. subtract 35.5 on both sides of the equation.2. 52 subtracted by 35.5 is 16.53. therefore your answer would be d= 16.5this is the basics of pre algebra, isolating variable through adding, subtracting, multiplying, and dividing, if you have any other questions to ask just comment!

J= r + 9 because since jessica rode 9 more miles than roger, you add 9 miles to rogers mileage.