The multiplication sign in algebra is a centered dot. we do not use the multiplication cross ×, because we do not want to confuse it with the letter x.

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)

Find the values of the variables in the kite