Find the value of x in the solution to the system of equations shown.

a. x = 2.33

b. x = 3

c. x = 4.2

d. x = 5.4

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.)

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour.what is the cyclist average rate for the round trip in miles per hour ?

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount