It is $3.00 an hour to rent a skateboard and $4.00 to rent safety equipment. You are required to wear safety equipment in the Skate Park. You spend a total of $19.00, how many hours did you skate?

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 is he correct? explain why or why not?

The measure of an angle is 117°. what is the measure of a supplementary angle?

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.