The amount of water in a bathtub as it drains can be modeled by this equation with y representing the number of gallons of water in the tub and x representing the time, in minutes, that the tub has been draining. y=−7.3x+39.7

After how many minutes will the tub have 17.8 gallons of water remaining?

Atake and bake business buys ingredients from local grocers for home cooked meals. one of the recipes calls for shrimp. for the business to use the recipe and make enough of the recipe to make multiple take and bake meals, the business needs to buy 5 lbs. of shrimp. grocer a sells a 1 lb. bag for $10.99. grocer b sells a lb. bag for $ quantity weight item price total price 1 lb. bags 0 0 $10.99 0 2 $16.99 $33.98 3 $8.99 $26.99 total $60.95 16.99. grocer c sells a lb. bag for $8.99.