Respuesta :
Alright, so $20 is accounted for, and is half of $40. With only another $20 remaining, you can simply divide it by $2.50.
20 ÷ 2.50 = 8
20 + 2.50h = 40
h = 8
Amelia will have to work 8 hours to earn enough money to buy a new sweater.
20 ÷ 2.50 = 8
20 + 2.50h = 40
h = 8
Amelia will have to work 8 hours to earn enough money to buy a new sweater.