Yefim S. answered • 07/28/20

Math Tutor with Experience

x orders Lisa served, then 2x orders Hans served and (x - 5) served Tom. So we have equation:

x + 2x + x - 5 = 71, 4x = 76, x = 19

Lisa served 19 orders

Hans served 2·19 = 38 orders

Tom served 19 - 5 = 14 orders