(х-7/15)+5/8=17/24х-7/15=17/24-5/8х-7/15=17/24-15/24х-7/15=1/12х=7/15+1/12х=28/60+5/60х=33/60=11/204/5-(х+1/60)=2/3х+1/60=4/5-2/3х+1/60=12/15-10/15х+1/60=2/15х=2/15-1/60х=8/60-1/60х=7/604 3/4-(х-2 5/8)=3 5/619/4-(х-21/8)=23/6х-21/8=19/4-23/6х-21/8=57/12-46/12х-21/8=11/12х=11/12+21/8х=22/24+63/24х=85/24=3 13/249 9/28-(4 5/21-х)=6 2/7261/28-(89/21-х)=44/789/21-х=261/28-44/789/21-х=261/28-176/2889/21-х=85/28х=89/21-85/28х=356/84-255/84х=101/84=1 17/84