Alexa has $72 in spending money. She wants to buy matching shirts for her and her friends. The shirt she wants to buy costs $18 each. Write an inequality to find the number of shirts, x, Alexa can buy.

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?