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Look at Arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 Describe the mistake that Arnold made.
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Apr 24, 2020
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Look at Arnold's attempt to solve the equation for b:
3b = 12
b = 3 · 12
b = 36
Describe the mistake that Arnold made.
Mathematics
middle-school
Dalbir Singh
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Answer:
His mistake was in multiplying the 3 with the 12
Explanation:
Serdalis
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Apr 25, 2020
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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
Ran Eldan
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Apr 28, 2020
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