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damaskus
[11]
4 years ago
7
What is 213=3(7-8a) in a Formal Two Column Proof Form
Mathematics
Answer
Comment
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1
answer:
gladu
[14]
4 years ago
5
0
213 = 21 - 24a
213 - 21 = 24 a
192 = 24a
8 = a
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