Question

resolver: 4(x+5)<2(x+3)

Answer 1

Explicación paso a paso:

4(×+5)<2(x+3)

4x+20<2(×+3)

4x+20<2x+6

4x-2x+20<6

4x-2x<6-20

2x<6-20

2x<-14

x<-7