Question

A resposta e a resolçao da inequaçao 2(x+6)-4(x-2)<-7x

Answer 1

2(x+6)-4(x-2)<-7x2x+12-4x+8<-7x
2x+7x-4x<-12-8
5x<-20
x<-20/5
x<-4

Answer 2

2(x+6)-4(x-2) < -7
2x+12-4x+8 < -7
-2x+20 < -7
-2x < -7-20
-2x < -27
x < -27/-2
x < 13,5

Espero ter ajudado :)