jonros646 jonros646
  • 23-10-2014
  • Mathematics
Answered

What is the value of a in the equation 3a + b = 54, when b = 9?



Answer :

Kalahira
Kalahira Kalahira
  • 09-08-2017
The first step is to substitute "9", where be is in the equation. Then, subtracting 9 from each side fo the equation gives you 3a = 45. Finally, by dividing each side by 3, your result will be a=15.
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