You can use a graph to evaluate functions. identify theof a point on the graph the input is the coordinate and the output is the coordinate.

You can use a graph to evaluate functions.identify the location of a point on the graph the input is the X- coordinate and the output is the y- coordinate.

* But (location) I'm not sure about it

I hope I helped you^_^

total of apples - take away four

6-4 = 2

answer is 2 apples