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  • 25-09-2017
  • Mathematics
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What is the value of a in the equation 3a + b = 54, when b = 9?

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choixongdong
choixongdong choixongdong
  • 25-09-2017
3a + b = 54, when b = 9, the
3a + 9 = 54
3a = 54 -9
 3a = 45
   a = 15
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