What is the slope of the line that contains the points (-2, 5) and (6, -3)? A.1
B. -8
C. 8
D. -1

Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36