Ella purchased a game that was on sale 12% off. the sales tax in her county is 6%. let y represent the original price of the game. write an expression that can be used to determine the finak cost of the game

Let y represent the original price of a game.
Ella purchased a game that was on sale 12% off which means that the new price of the game is 88% of the original price, so:

Next, the sales tax in her county is 6%, which means that the the now price is 106% to the original price, so:
. As a result, the final cost can represent under the form of 0.9328y. Hope it help!

No a triangle cannot be formed because when you add the two smallest number together (which would be 11) the have to be bigger than the number it is "against" ( which would be 12)