SOLUTION: sqrt(4x+5)+5=2x

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Question 838368: sqrt(4x+5)+5=2x
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi

sqrt(4x+5)+5=2x

sqrt(4x+5)= 2x-5   |square both sides

  4x + 5 = 4x^2 - 20x +25

  4x^2 -24x + 20 = 0

   x^2 - 6x + 5 = 0   |factor

 (x-1)(x-5) = 0  

   (x-1)= 0 ,  x = 1

0r(x-5) = 0 ,  x = 5

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