Answer:
7 million
Explanation:
Take 2 points of the graph
(3,3) and (6,4)
the numbers on the x axis are 3 and 6
the numbers on the y axis are 3 and 4
Everytime the x axis goes up by 3, the y axis goes up by 1
Therefore, the slope is
If you continue the slope, you would get (12,6) and then (15,7)