Question 320314
Dividing by a fraction is equivalent to multiplying by its reciprocal,
{{{((-5+5y)/11)/((9y-9)/121)=((-5+5y)/11)*(121/(9y-9))}}}
{{{((-5+5y)/11)/((9y-9)/121)=((5(y-1))/11)*(121/(9(y-1)))}}}
{{{((-5+5y)/11)/((9y-9)/121)=((5*cross((y-1)))/1)*(11/(9*cross((y-1))))}}}
{{{((-5+5y)/11)/((9y-9)/121)=55/9}}}