Marneshia walked three over eight of a mile in three over five of an hour. what equation can be used to calculate her unit rate in miles per hour?

A20? -foot ladder is placed against a vertical wall of a? building, with the bottom of the ladder standing on level ground 19 feet from the base of the building. how high up the wall does the ladder? reach?

Which of the following lines does not intersect the line y=-2x+3 ? a) y=2x b) y=2x-3 c) y=2x+3 d) y=-2x-3

Find dy/dx using implicit differentiation ln(20+e^xy)=y