SOLUTION: Jun Wei has 12 more 10 cent coins than 20 cent coins. The total value of all his coins is $5.40. Find the total number of coins he has.
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Question 1115448: Jun Wei has 12 more 10 cent coins than 20 cent coins. The total value of all his coins is $5.40. Find the total number of coins he has.
Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
.
+ = 28 + 12 = 40 coins.
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