Write an algebraic expression in simplest form. use x for each unknown number.
q: the difference between a father's age and his son's age if the father's age is three times his son age.

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

100 points, hi, i’m not sure how to get the equation from the graph and table.

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?