1. a.- (x + 5); c. 2(3y + 7); e. 8(3a - 4b); g. -4(d - 6) 2. b. 7(p + 10q) + 2(6p + 7q); d. x + 3(2x - 3y + z) + 7z
3. Sam is x yrs old. Sam's uncle is four times as old as Sam will be in 5 yrs. Find the present age of Sam's uncle.

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.)

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

Juanita wade's new car has an msrp of $28,902.11 including title and processing fees. the premier package which includes surround sound and dvd player costs three times the amount of the in-style package which includes leather seats and select wheels. the total cost of her new car was $34,290.08 which included the 6.5% sales tax. find the cost of the premier package to the nearest cent.