Select the correct answer. Consider this equation.
x + 2 = 12-1
Use the graph to find the approximate solutions to the equation.
у
8
6
57
4-
2
-8
-6
-4
-
2
x
IN
х
2
22
4+
6+
8+
OA.
ОВ.
-1.2 or r 1.6
-2.0 or * 3.0
X-3.6 or r 2.4
OC.
OD
X -1.5 or r 1.3

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

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a

Aramp rises 4 feet over a distance of 10 feet. what is the length of the ramp?