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The question is worded amibiguously. Do you mean 3(7b)-2, or 3(7b-2)?

3(7b) - 2:

2 = 21b

2/21 = b

3(7b -2):

21b - 6 = 0.

21b = 6

b = 6/21 = 2/7.

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13y ago
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Q: What is the answer to 3 times 7b minus 2?
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