A line contains the points (-2, -8) and (3, 5). What is the slope of the line? A. 13/5
B. -5/13
C. 5/13
D. -13/5

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?