On the given graph, the intersection point of the two lines is the solution to the system. This point is . The horizontal axis, or first coordinate, represents the number of adult memberships. So the number of adult memberships sold is 42.
On the given graph, the intersection point of the two lines is the solution to the system. This point is . The horizontal axis, or first coordinate, represents the number of adult memberships. So the number of adult memberships sold is 42.