Question

c)x18<-23
D)17-x <30
E)3x-3 >13

Answer 1

C)x18<-23
$x=\sqrt[18]{-23}$
|Não existe X real


D)17-x <30
-x<30-17
-x<13 .(-1)
x>-13


E)3x-3 >13

3x>13+3
x>16/3