Find 3x - y - 3z if x = -2, y = 1, and z = -2.

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.