I am 16 who wants talk 12x-9=9x+12

Ingredient c: 1/4 cup for 2/3 serving or ingredient d: 1/3 cup for 3/4 serving which unit rate is smaller

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?

Sections of prefabricated woods are each 5 1/3 feet long, how long are 7 1/2 sections placed end to end?