Question

Solve 5-2x<7
x<-1
x>-1
x<-12
X>-12

Answer 1

`5-2x<7\\\\\implies 5-7-2x<0\\\\\implies -2-2x<0\\\\\implies -2<2x\\\\\implies -\frac 22 <x\\\\\implies -1<x\\\\\implies x>-1`