CCSS.MATH.CONTENT.8.F.A.1Understand that a function is a rule that assigns to each input exactly one output. The graph of a function is the set of ordered pairs consisting of an input and the corresponding output.CCSS.MATH.CONTENT.8.F.A.3Interpret the equation y = mx + b as defining a linear function, whose graph is a straight line; give examples of functions that are not linear.Graphing linear equations is something an elementary school teacher doesn't normally have to deal with, but when makin