Mathematics, 08.02.2021 06:50 sihamabdalla591

Dave collects U. S. gold coins. He has collection of 48 coins. Some are $10 coins, and the rest are $20 coins. If the face value of the coins $700, how many of each denomination does he have

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Dave collects U. S. gold coins. He has collection of 48 coins. Some are $10 coins, and the rest are...

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