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5x + 2x + 4 < 2 - 3 + 3x
7x + 4 < 3x - 1
4x < -5
x < -5/4
odp. d
5x+2x+4<2-3+3x
7x-3x<-1-4
4x<-5/:4
x<-5/4
5x+2x+4<2-3+3x
7x+4<-1+3x
4x<-5
x<-5/4
poprawna jest odpowiedź d