Решите неравенство 92-31х<1-3(5х+7)

Question

Решите неравенство
92-31х<1-3(5х+7)

Answer 1

92-31x<1-3(5x+7)<br>92-31x<1-15x-21<br>92-31x<-20-15x<br>-31x+15x<-20-92<br>-16x<-112<br>x>7