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1/2x - 1/3x < 4 + 2
1/2x - 1/3x < 6
terus dikali 6
3x - 2x < 36
x < 36
done;)
dikalikan dengan 6 supaya tidak ada pecahan, menjadi :
1/2 x 6 ( x - 4 ) < 4 + 1/3x x 6 = 3 ( x - 4 ) < 4 + 2x
= 3x - 12 < 4 + 2x
= 3x - 2x < 4 + 12
= x < 16