Solve the system of equations by elimination.

(2x-6y = 12
-5x +15y = -30

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

Using the side-splitter theorem, daniel wrote a proportion for the segment formed by luke segment de. what is ec?

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.