SOLUTION: The cost of mailing a DVD in an envelope by Express Mail is equal to the cost of mailing a DVD in a box by Priority Mail. What is the weight of the DVD with its packing material? (

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: The cost of mailing a DVD in an envelope by Express Mail is equal to the cost of mailing a DVD in a box by Priority Mail. What is the weight of the DVD with its packing material? (      Log On


   

Question 1047424: The cost of mailing a DVD in an envelope by Express Mail is equal to the cost of mailing a DVD in a box by Priority Mail. What is the weight of the DVD with its packing material? (envelope is $8.50 per lb and packing material costs $1.10)
(box is $2.50 per lb and packing material costs $2.25)
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
8.50x + 1.10 = 2.50x + 2.25
6x = 1.15
x = 1.15/6, weight of DVD