Christopher is deciding between two different movie streaming sites to subscribe to. Plan A costs $31 per month plus $2 per movie watched. Plan B costs $11 per month
plus $3 per movie watched. Let A represent the monthly cost of Plan A if Christopher
watches x per month, and let B represent the monthly cost of Plan B if Christopher
watches x movies per month. Write an equation for each situation, in terms of x, and
determine the interval of movies watched, x, for which Plan A is cheaper than Plan B.

Find the solution set of this inequality. select the correct graph. |8x+16|> 16

Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297

If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?