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3x-2=6-6x+12
9x=20 / : 9
x=2i2/9
b) 4x/3 + (2x - 4)/4 < 1 1/2x + 5
4x/3+2x/4-4/4 < 3/2x +5
4x/3+2x/4-3x/2 < 5+1
8x/12+6x/12-18x/12 < 6
-4x/12 < 6
-1/3x <6
x < -18
3x+2=6-6x+12
3x+2=-6x+18
3x+6x=18-2
9x=16 ||9
x=16/9
x=1 i 7/9
b) 4x/3 + (2x - 4)/4 < 1 1/2x + 5 |12
16x+6x-12<18x+60
22x-18x>60+12
4x<72 ||:4
x<18