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tino4ka555 [31]
3 years ago
12

Look at Arnold's attempt to solve the equation for b:

Mathematics
1 answer:
Tasya [4]3 years ago
4 0
His mistake was in multiplying the 3 with the 12. He should have divided it from the 12 because that would have gotten rid of the 3 with the variable. It would also lead to the correct answer, which is b=4
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