homeworkbasher420 homeworkbasher420
  • 21-09-2016
  • Mathematics
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S=ab-bc make b the subject

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Zac555
Zac555 Zac555
  • 24-09-2016
S = ab-bc
s= b(a-c) -----》Factorize
b = s/(a-c) ------》divide both sides by (a-c)
Tips: cross-multiply carefully
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