A Math 7 students have 3 books each. Which helps you find the total number of
books?
7-3
3
7 = 3
7 x 3
D
7 + 3

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

Find the solution of this system of equation -7x+y=-20 9x-3y=36

Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.