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Mathematics, 04.06.2021 08:10 kristynwoodrufp10xsy

Explain why each statement is true. 1. 5+2+3=5+(2+3)
2. 9a is equivalent to 11a-2a
3. 7a + 04 - 2a is equivalent to 7a + -2a + 4
4. 8a-(8a-8) is equivalent to 8

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Explain why each statement is true. 1. 5+2+3=5+(2+3)
2. 9a is equivalent to 11a-2a
3. 7...

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