Line ab contains points a (−6, 3) and b (2, −5). line ab has a slope that is

Three coins are flipped. what is the probability that there will be at least two tails?

What numbers are included in the set of integers? what numbers are not included?

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable