Graph the system of linear equations. -1/2y=1/2x+5 and y=2x+2

Is the orthocenter of a triangle on the inside ?

What is the solution to the equation in the & show work i’m very

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?