131 целых 6/35:(24.3+х)=2
131 6/35:(24,3+х)=2 4591/35:(243/10+х)=2 243/10+х=2-4591/35 243/10+х=70/35-4591/35 243/10+х=-4521/35 х=-4521/35-243/10 х=-9042/70-1701/70 х=-10743/70 х=-153 33/70