you and six friends go to a movie. the tickets cost $7.50 each. you each buy a drink for $2.00 and a box of popcorn for $3.75. write an expression that represents the total amount of money spent. then evaluate the expression.

17 in long 1.3 ft wide and 8in high what is the volume

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?

Math i have no idea how to do a and b