The ordered pairs (2, –21) and (5, –45) are solutions to which of the following equations?

a. (x, y) -> (x - 4, y - 2)
b. (x, y) -> (x + 4, y - 2)
c. (x, y) -> (x + 4, y + 2)
d. (x, y) -> (x - 4, y + 2)

pls

Officer brimberry wrote 24 tickets for traffic violations last week, but only 9 tickets this week. what is the percent decrease? give your answer to the nearest tenth of a percent.

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers?