question archive How do I find combinations when given percentage of protein and cost? I found the x and y value of each ingredient but im not sure how to find the cost or what to do after
Subject:MathPrice: Bought3
How do I find combinations when given percentage of protein and cost? I found the x and y value of each ingredient but im not sure how to find the cost or what to do after.
ex: Barley and Cotton seed
.11x+.41y=.18=20
x=-39.93, y=59.93
does y = cost? or is there an extra step