x+1/2x-2+x+4/2x+3=1
x+1/2x+1+x+2x=1
3/2x+1+x+2x=1
5/2x+1+2x=1
9/2x+1=1
9/2x+1-1=1-1
9/2x+0=1-1
9/2x=1-1
9/2x=0
x=0
x+1/2x-2+x+4/2x+3=1
x+1/2x+1+x+2x=1
3/2x+1+x+2x=1
5/2x+1+2x=1
9/2x+1=1
9/2x+1-1=1-1
9/2x+0=1-1
9/2x=1-1
9/2x=0
x=0