SOLUTION: Marie, Brad, and Doug went to the mall. Brad spent three times as much money as Marie. Doug spent fifteen dollars more than Brad. If Doug spent $60 at the mall, which of the follow

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: Marie, Brad, and Doug went to the mall. Brad spent three times as much money as Marie. Doug spent fifteen dollars more than Brad. If Doug spent $60 at the mall, which of the follow      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 326567: Marie, Brad, and Doug went to the mall. Brad spent three times as much money as Marie. Doug spent fifteen dollars more than Brad. If Doug spent $60 at the mall, which of the following equations should be used to find out how much money Marie spent?
1. 3(m + 15) = 60 (where m represents the amount of money Marie spent)
2. 15m + 3 = 60 (where m represents the amount of money Marie spent)
3. 3m + 15 = 60 (where m represents the amount of money Marie spent)
4. 3m – 15 = 60 (where m represents the amount of money Marie spent)
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
Marie: m
Brad: 3m
Doug: 3m+15

Answer: 3m+15=60