On a weather map, fronts are shown by a line with triangular points on one side.

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?

The graph shown is the graph of which function?