Which equation best represents the relationship between x and y ?

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?

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

Solutions for 2x+7 less than or equal to 3x-5