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50=2x*0.8

Guest Aug 29, 2017
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I'm assuming this is :

 

50  = 2x^0.8        divide both sides by 2

 

25  = x^0.8   

 

25  = x^(8/10)

 

25 = x^(4/5)      raise both sides to the 5/4 power

 

25 ^ (5/4)   = x   ≈  55.9

 

 

 

cool cool cool

CPhill  Aug 29, 2017

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