A4-cup container of food is 2/3 groups of what size?

You can always try 4 divide 2/3=
and what ever you get is your answer
 4 divide 2/3= 0.66666666666
Your going to have to round

Hope this helps

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!