6. Which expression is a simplified form of (5x2 – 3x) – (8x? – 2x)? a. -3x? - 5x
b. 13x2 - 5x
C. 3x2 - x
d. 3x2 + x

Question 5 spring semester final exam math evaluate

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

The cost for an uberi is $2.50 plus $2.00 mile. if the total for the uber ride was $32.50, how many miles did the customer travel?