Question 850840
<pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
Let x represent the number of ducks
Question states***
 5x = x + 540
 4x = 540
  x = 135, number of ducks.   675, The number of chickens 
CHECKING our answer***
675  =  135 + 540
Wish You the Best in your Studies.