SOLUTION: The total cost of three automobile batteries is $340. The most expensive is 3 times the cost of the least expensive. The third is $15 more than the least expensive. Find the cost o

Algebra ->  Customizable Word Problem Solvers  -> Finance -> SOLUTION: The total cost of three automobile batteries is $340. The most expensive is 3 times the cost of the least expensive. The third is $15 more than the least expensive. Find the cost o      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 1141018: The total cost of three automobile batteries is $340. The most expensive is 3 times the cost of the least expensive. The third is $15 more than the least expensive. Find the cost of each battery.
Answer by greenestamps(13200) About Me  (Show Source):
You can put this solution on YOUR website!


x = least expensive
3x = most expensive
x+15 = other

The total cost is $340:

x%2B3x%2Bx%2B15+=+340

Solve using basic algebra