27<x<25\frac{2}{7}<x<\frac{2}{5}72<x<52
−17<x<−25-\frac{1}{7}<x<-\frac{2}{5}−71<x<−52
18<x<17\frac{1}{8}<x<\frac{1}{7}81<x<71
15>x>17\frac{1}{5}>x>\frac{1}{7}51>x>71