( 2m/2m-1 +1 ) × 6m-3/4m^2-m

Question

( 2m/2m-1 +1 ) × 6m-3/4m^2-m

Answer 1

В скобках
(2m +2m-1) /(2m-1) =(4m -1) /(2m -1)

умножение
(4m-1)*3(2m-1) /(2m-1)*m(4m-1) =3/m