This week, theo walked x hours at a constant rate of 4 miles per hour and jogged y hours at a constant rate of 6 miles per hour. the total distance he walked and jogged this week was 36 miles. the relationship is modeled by this equation:

4x + 6y = 36.

which statement is true about the graph of this relationship?

a. the graph is a line that goes through the points (9,0) and (0,6).

b. the graph is a line that goes through the points (6,0) and (0,9).

c. the graph is a line that goes through the points (-9,0) and (0,6).

d. the graph is a line that goes through the points (-6,0) and (0,9).