SOLUTION: a bike shop bought some bikes for $1,000. The shop sold all but 10 of them at $40 more per bike than it paid for them. If the shop's profit was $300, how many bikes did the shop bu

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: a bike shop bought some bikes for $1,000. The shop sold all but 10 of them at $40 more per bike than it paid for them. If the shop's profit was $300, how many bikes did the shop bu      Log On


   

Question 965722: a bike shop bought some bikes for $1,000. The shop sold all but 10 of them at $40 more per bike than it paid for them. If the shop's profit was $300, how many bikes did the shop buy?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
b, how many Bikes bought.
The owner's purchase price was 1000%2Fb dollars per bike.

Owner sold b-10 bikes at 1000%2Fb%2B40 dollars per bike.

Profit is revenue minus cost.
300=%281000%2Fb%2B40%29%28b-10%29-1000;
Understanding all that discussion is most important. Solving the equation should be uncomplicated.