Respuesta :
140. If 150 in 1 case and double that is 300 for 2 cases which she uses everyday. 2 for everyday x a week is 7 x 2 = 14
how many do you need
number of bars of soap needed per day times number of days=number of bars of soap needed
300 per day times 7 days=2100 bars of soap
number of cases times number of bars of soap per case=number of bars of soap
x times 150=2100
divide both sides by 150
x=14
14 cases are needed
number of bars of soap needed per day times number of days=number of bars of soap needed
300 per day times 7 days=2100 bars of soap
number of cases times number of bars of soap per case=number of bars of soap
x times 150=2100
divide both sides by 150
x=14
14 cases are needed