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Mathematics, 30.01.2020 03:04 kryoung08

The number that is 3 times the sum 5 and 7 i wrote 3 x 5 + 7 explain why i cannot use this expression to find the number

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The number that is 3 times the sum 5 and 7 i wrote 3 x 5 + 7 explain why i cannot use this expressio...
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