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7 July, 02:48

What is the value of b 7*43 = (7*40) + (7*b)

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Answers (2)
  1. 7 July, 03:09
    0
    21. Because 7x43=301 and 7x40=280 therefore the answer is 21 because 301-280=21
  2. 7 July, 04:01
    0
    301=280 + 7b

    301-280 = 7b

    7b = 21

    b=3
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