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3x - 5x < 2 + 4
- 2x < 6
2x > - 6
x > - 6/2
x > - 3
(2x + 4) / 2 = 3x + 4 .... kedua ruas kalikan dengan 2
2x + 4 = 6x + 8
2x - 6x = 8 - 4
- 4x = 4
x = - 4/4
x = - 1
5x-3x>-4-2
2x>-6
x>-3
(2x+4)/2=3x+4
2x+4=2(3x+4)
2(x+2)=2(3x+4)
3x-x=2-4
2x=-2
x=-1
x=-2