Un numero se incrementa en 40 unidades y luego se le extrae la raiz cuadrada. si el ultimo resultado es multiplicado por 8 y finalmente se le resta 9,indica cual era el numero si al final de todas las operaciones se obtiene 47

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

An incoming airplane is x miles due north from the control tower at an airport. a second incoming airplane is y miles due east of the same control tower. the shortest distance between the two airplanes is z miles. which of the following functions would best model the situation above?

Carlos by 24 mi and ran 6 miles what is the ratio of the distance carlos ran to the distance he biked