Darrell wants to buy a video game system that cost $245 including tax he currently has $50 and wants to save an additional $12 at the end of every week how many weeks will it take Darrell to have enough save to buy the video game system

What is the correlation coefficient for the data? don't forget to turn the diagnoisticon (in the catalog menu of the calculator). r = answer (round to the nearest thousandth)

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left