Adata set contains three points, and two of the residuals are -6 and 12. what is the third residual

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?

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.