SOLUTION: mariana has $50 in her savings account and saves $3.00 each week. luis starts with no money in his savings account and saves $5.50 each week. after how many weeks will luis have mo

Question 288423: mariana has $50 in her savings account and saves $3.00 each week. luis starts with no money in his savings account and saves $5.50 each week. after how many weeks will luis have more money saved than mariana
Answer by vleith(2983) (Show Source): You can put this solution on YOUR website!
Mariana's savings can be represented by
Luis's savings can be represetned by
You are asked to find when Luis has more saved that Mariana

So at 20 weeks they have the same amount. After 20 weeks, Luis has more.
Note this assumes neither get any interest on their accounts.
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