Graph the system.

Translate to a system of inequalities and solve.
Mara is attempting to build muscle mass. To do this, she needs to eat an additional 80 grams of protein or more in a day. A bottle of protein water costs \(\$ 3.20\) and a protein bar costs \(\$ 1.75\). The protein water supplies 27 grams of protein and the bar supplies 16 grams. Let \(w\) be the number of water bottles Mara can buy, and let \(b\) be the number of protein bars she can buy. If Mara has \(\$ 10\) dollars to spend: