Question 889945
{{{(n+(1/5)n)/(d-(1/10)d)=16/21}}}


{{{(n(1+1/5))/(d(1-1/10))=16/21}}}


{{{(n/d)(6/5)/(9/10)=16/21}}}


{{{(n/d)(6*10)/(5*9)=16/21}}}


{{{(n/d)(2*3*10)/(3*3*5)=16/21}}}


{{{(n/d)(2*2/3)=16/21}}}


{{{n/d=(16/21)(3/(2*2))}}}


{{{n/d=4/7}}}