log(5x+1) +log(x+5)=1
assuming base 10 log, log(10)=1
log(5x+1) +log(x+5)=log[(5x+1)*(x+5)]
so, 5x^2 +26x +5=10
or 5x^2 +26x -5=0
yuze quadratik equashun & gt
x=0.1856777 or x=-5.3856777
-b/2a=-2.6
b^2 -41c=776, so root=27.856776554 & root/2a=2.7856776554