A rectangle has a height of 2 and a width of 5.22 2x + 3 Express the area of the entire rectangle. Expression should be expanded. ​

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?