Sarah is scuba diving. She starts at a depth of 37 Feet below the waters surface, descends 11 feet ascends 7 feet ascends 5 more feet and then descends 20 feet. write and expression to find her final debt.

what is sarah’s final debt?

Sarah is _______ feet ________ (above/below) the waters surface.

Answer:-37-11+7+5-20

Sarah is -54 feet below the waters surface