sylvia is saving up to buy a new phone. so far she has saved $45. she needs at least $360 to buy the phone and some accessories. she wants to buy the phone in 15 weeks write an inequality to how much money sylvia must save each week.
Sylvia needs $315 more to buy a phone and some accessories. She has 15 weeks to split this up. To find out how much she should save each week, we can do 315/15 which is 21. Sylvia needs to save $21 per week.
