SOLUTION: A man has a number of ducks costing $10 each and three times as many chickens costing $6 each. If the total cost of ducks and chickens is $420,find the number of chickens the man

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: A man has a number of ducks costing $10 each and three times as many chickens costing $6 each. If the total cost of ducks and chickens is $420,find the number of chickens the man      Log On


   

Question 972994: A man has a number of ducks costing $10 each and three times as many chickens costing $6 each. If the total cost of ducks and chickens is $420,find the number of chickens the man has.
Answer by solver91311(24713) About Me  (Show Source):
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Let represent the number of ducks. Then is the number of chickens. is the value of the ducks and is the value of the chickens. And...



Solve for , then multiply by 3.

John

My calculator said it, I believe it, that settles it