What is the perimeter of a rectangle with a length of 7 units and a width of 5 units?
20 units
22 units
24 units

Match each expression with its simplified form.

Ineed with this problem 21 show steps

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?