Question 503196

{{{(3-z)/(z-1)-(4z-5)/(1-z)}}}


{{{(3-z)/(z-1)-(4z-5)/(-z+1)}}}


{{{(3-z)/(z-1)-(4z-5)/(-1(z-1))}}}


{{{(3-z)/(z-1)+(4z-5)/(z-1)}}}


{{{(3-z+4z-5)/(z-1)}}}


{{{(3z-2)/(z-1)}}}


So {{{(3-z)/(z-1)-(4z-5)/(1-z) = (3z-2)/(z-1) }}}