Answers

2014-10-06T19:27:49+05:30
(2x+1)+3/2x+1=4
⇒3/(2x+1)=3-2x⇒
⇒3=(2x+1)(3-2x)
⇒3=4x+3-4x²
⇒4x²-4x=0
⇒4x-4=0
⇒x=1⇒
2 5 2
The Brainliest Answer!
2014-10-06T19:32:15+05:30
Let 2x+1=y 
then y+3/y=4
       y2+3=4y
  y2-4y+3=0
  y2 -3y-y+3=0
  y(y-3)-(y-3)=0
y=1,y=3
then
        2x+1=1 ,x=0
        2x+1=3 ,x=1
2 4 2
mark it as best please
but from where did two times y come???
by taking l.c.m