Linear Programming Math problem, please help!!?

Write a system of inequalities that describes all the given conditions.





1. A dietitian is planning a snack package of fruit and nuts. Each ounce of fruit will supply 1 unit of protein, 2 units of carbohydrates, and 1 unit of fat. Each ounce of nuts will supply 1 unit of protein, 1 unite of carbohydrates, and 1 unit of fat. Every package must provide at least 7 units of protein, at least 10 unites of carbohydrates, and no more than 9 unites of fat. Let x be the number of ounces of fruit and y the number of ounces of nuts to be used in each package.





Help!!

Linear Programming Math problem, please help!!?
The protien:


1x+1y%26gt;7


The carbs:


2x+1y%26gt;10


The fat:


1x+1y%26lt;9