Question 104830
{{{5x-2y<10}}}
___{{{5x<2y+10}}}
____{{{x<(2y/5)+2}}}

x+y<4
__x<-y+4

Let us compare -y+4 and (2y/5)+2.

__-y+4 ? (2y/5)+2
-5y+20 ? 2y+10
10 ? 7y
This means that we cannot be sure!

Thus,
it is either x<(2y/5)+2 or x<-y+4


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