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 4*(18-x)=20x

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4*(18-x)=20x

 Jun 17, 2015

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 #1
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4*(18-x) = 20x                   | : 4


      18-x = 5x                       |  + x


   18 = 6 x               =>     x =3

 Jun 17, 2015

1+0 Answers

 #1
avatar+14538 
+5
Best Answer

4*(18-x) = 20x                   | : 4


      18-x = 5x                       |  + x


   18 = 6 x               =>     x =3

radix Jun 17, 2015

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