Juan purchased groceries for $48.76, paid $23.74 for his dry cleaning, and paid $47.85 to fill his truck's gas tank. If he had $150 when he started the day, how much does he have left? First step: Add $48.76, $23.74, and $47.85 together to get a total. Second step: Would you add or subtract for the next step?

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?