how to define the variable for this situation!

Question

jasmine and her sister are saying to buy MP3 players. jasmine has $50 and plans to save $10 per week. her sister has $80 and plans to save $7 per week. in how many weeks will jasmine have more money saved than her sister?

 

 

how do you complete the sentence to answer the question:

jasmine will have more money than her sister_________________________.

 

its ok if you dont know it, im just confused with it!

thanks

Answer 1

Weeks is the varible

 

Probably someting like sum of money and money per week equals sum of money and money per week.