the first expression, 2(m+10p) represents how much she exercised because Ms. Ghandi runs a mile twice a day and does 10 push ups twice a day so if you take out the common multiple of 2 and multiply it by one set is shows how much she does in a day
the second equation, 2m+20p represents how much she exercises because she runs a mile twice a day and does 10 push ups twice a day