Answer :
( x + 1) / [ x( x + 1 )] + (2x) / [ x( x + 1 )] = ( 3x + 1 ) / [ x( x + 1 )] ;
[tex] Answer => ( \frac{1}{x} )+( \frac{2}{(x+1)}) \\ \\ ( \frac{2}{(x+1)})=( \frac{1}{x} ) \\ \\ 2x=x+1 \\ \\ \\ 2x-x=1 \\ \\ x=1 \\ \\ Good Luck ! [/tex]
