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2(3 - 2x) - 3 < 3(x - 1)- 1
6-4x-3<3x-3-1
-4x-3x<-3-1-6+3
-7x<-7
x>1
b.)
2,4(x - 1) - 4,5 < 3(0,5 - 0,6x)
2,4x-2,4-4,5<1,5-1,8x
2,4x+1,8x<1,5+2,4+4,5
4,2x<8,4
x<2
c.)
⅚x - 6+x/3 ≤ ³/₂
⅚x-6+2x/6≤9/6 /*6 mnozymy przez 6
5x-36+2x≤9
5x+2x≤9+36
7x≤45
x≤6i3/7