In 2015, nearly three out of every ten autos sold in a country was a crossover utility vehicle. if an auto dealership sold 4800 vehicles in total that year, how many of these sales would be expected to involve a cuv? simplify your answer.

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36

3x + 4y = 5 x- 3y = -7 solve by substitution