katertater20
katertater20 katertater20
  • 22-08-2016
  • Mathematics
contestada

19x+(1/2)ax=x+9 solve for x

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Panoyin
Panoyin Panoyin
  • 22-08-2016
   19x + ¹/₂ax = x + 9
     - x             - x
    18x + ¹/₂ax = 9
x(18) + x(¹/₂a) = 9
    x(18 + ¹/₂a) = 9
     18 + ¹/₂a   18 + ¹/₂a
                  x = 9/(18 + ¹/₂a)
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