{0.4х-1<0.5х-1.7, 2.7х-10<0.9х-1

Question

{0.4х-1<0.5х-1.7, 2.7х-10<0.9х-1<br>

Answer 1

0,4x-0,5x<-1,7+1<br>2,7x-0,9x<-1+10<br>
-0,1x<-0,7<br>1,8x<9<br>
x>7
x<5<br>
Ответ: (-∞;5) ∪ (7;+∞)