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How to do this math problem with matrices?? Gauss elimination?
A dietitian is planning a meal of chicken, rice, and carrots for a patient. The patient needs the meal to contain 85.8 grams of carbohydrate, 59 grams of protein and 6.4 grams of fat. The table below shows the number of grams of carbohydrate, protein, and fat in 100 grams of each food. (Note, the total is not 100 grams due to the water and fiber content of the food.) How much of each food should be used so that the patient gets the needed nutrients?
Please show how to do this.
With the answer. I have been working on the problem but I cannot find my mistake.