-12b+6c+18 Factor the simplified expression using the GCF.

Plz which expression is equivalent to the expression below?

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?

What is the y intercept of f(x)=(1/2)^x?