8/34/95/35/8/(5/8)=1x=2/5/(2/9)=9/5x=9/16/(3/8)=38/91+8/13/(6/91)=8/51+28/3=2572/2974*(23/25+67/25)=4*90/25=72/55/(13/15*1/13)=5/(1/15)=75