The length of a rectangle is five times its width. If the perimeter of the rectangle is 84 m, find its length and width.

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values

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?