SOLUTION: Hassan bought some keychains and some magnets. Each keychain cost $2.65 and each magnet cost $3.35. Hassan bought 7 fewer magnets than keychains. He spent a total of $108.55. How m

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: Hassan bought some keychains and some magnets. Each keychain cost $2.65 and each magnet cost $3.35. Hassan bought 7 fewer magnets than keychains. He spent a total of $108.55. How m      Log On


   

Question 1185247: Hassan bought some keychains and some magnets. Each keychain cost $2.65 and each magnet cost $3.35. Hassan bought 7 fewer magnets than keychains. He spent a total of $108.55. How many keychains and magnets did he buy altogether?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
Seven fewer magnets than keychains
k-m=7
k=m%2B7


2.65%28m%2B7%29%2B3.35m=108.55--------simplify and solve this for magnets count, m.
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