Select all of the equations that will produce exponential decay.
1.) y = (0.1)x
2.) y = 2()x
3.) y = (3)x
4.) y = (5)x
5.) y = (2)x
6.) y = 3(0.4)x

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?

Find solution of the linear equation y = 2/3x + 1/3

I’m really confused and need to learn this