2(j + 1) + j plz help me

Pick the description of a geometric object that best matches the real world object box for a deck of card

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is: