Question 1095580
Exactly as written,  x/5-x + 7/x-5  is {{{x/5-x + 7/x-5 
}}}.  Simplest denominator is {{{5x}}}.


{{{(x/5)(x/x)-x(5x)/(5x)+(7/x)(5/5)-5(5x)/(5x)}}}



{{{(x^2-5x^2+35-25x)/(5x)}}}


{{{highlight((-4x^2-25x+35)/(5x))}}}