Andrea se encuentra en el teatro de la ciudad y al salir de allí se dirige a otro lugar.. y Analiza el mapa a continuación y descubre a qué lugar se dirige si este está ubicado en una calle que es paralela a la calle del Teatro; formar rectas perpendiculares con la carrera 14 y la carrera 15 y está al lado izquierdo de 1 árbol. El lugar al que se dirige Andrea es: ​

How do you use the elimination method for this question? explain, because i really want to understand!

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?

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.