SOLUTION: Michele had only $7.00 in her piggy bank, and she decided to start saving more. She saves $4.00 every 5 days. After how many days will she have $15.00 in the piggy bank? How do I s

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Michele had only $7.00 in her piggy bank, and she decided to start saving more. She saves $4.00 every 5 days. After how many days will she have $15.00 in the piggy bank? How do I s      Log On


   



Question 1186821: Michele had only $7.00 in her piggy bank, and she decided to start saving more. She saves $4.00 every 5 days. After how many days will she have $15.00 in the piggy bank? How do I solve this equation?
Answer by ikleyn(52814) About Me  (Show Source):
You can put this solution on YOUR website!
.

She needs to save additional $15 - $7 = 8 dollars.

8 dollars is two times 4 dollars.

Does it tell you something ?