![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
Observe the graph, the points are ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0482e445600e8535cec10e2655040308.png\")
, the x - axis represents the game numbers and y - axis represents the points.
The two coordinate points are ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ed8f2d36aa009ca5bbd8f3e8b50749cc.png\")
.
Alex score 12 points in the game 1 and Alex score 24 points in the game 5.
\The difference between 12 and 24 is 12.
\Therefore Alex score 12 points more in the game 5 than in the game 1.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
Alex score 12 points more in the game 5 than in the game 1.