To visit his grandmother, Luis takes a train 6.37, point, 37 kilometers, and a car 5.45,
How many kilometers is Luis's journey in total?

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

Solve 2x+y=3 x+y=5 in substitution method