SOLUTION: sarah already has 45 stamp in her collection, and she gets 7 new stamps each month. how long will it take before she has 129 stamps in her collection

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: sarah already has 45 stamp in her collection, and she gets 7 new stamps each month. how long will it take before she has 129 stamps in her collection      Log On


   

Question 1069814: sarah already has 45 stamp in her collection, and she gets 7 new stamps each month. how long will it take before she has 129 stamps in her collection
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
(129-45)/7 = months. Use your calculator.