Given h(x) = 4x + 3, find h(-1)

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?

Which value would be a solution for x in the inequality 47-4x< 7

The legs of a right triangle measure 6 meters and 8 meters. what is the length of the hypotonuse.