SOLUTION: Jun Wei has 12 more 10-cent coins than 20-cent coins. the value of all his coins is $5.4 find the total number of coins he has
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Question 1134615: Jun Wei has 12 more 10-cent coins than 20-cent coins. the value of all his coins is $5.4 find the total number of coins he has Answer by Glaviolette(140) (Show Source):
