Click through the following graphics and select which relation represented by the graph shows a function. Select the number please.

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

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.

How do you use the elimination method for this question? explain, because i really want to understand!