There are two numbers, one is 7 more than twice the other. the sum of the numbers is 43.

the numbers in ascending order

is it 31, 12?

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?