Answers

2014-07-24T22:28:42+08:00
The horizontal line is the x and the vertical is the y
example f(x)=2x+5
the number 2 in the x axis should have a point and also the y in number 5 put a point and then connect those points  through passing the lines up at the edge of the arrow of x and y axis  ..

    thats it...
0