What is the value of the expression when n=3 -2(5+n-8-3n)

Create another three examples that does not behave like a function. explain why your chose each example to fit the category be very

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?

Given abcd ac=38 and ae=3x+4 find the value of x