Jawapan

2015-10-13T18:54:41+08:00
3f - 6/-2 = 6

3f - 6 = -2(6)
3f - 6 = -12
     3f = -12+6
      f = -6 bahagi  3
      f = -2

Jawapannya f=-2
2015-10-13T22:20:45+08:00
3f -  \frac{6}{-2}  = 6

3f(-2) - 6 = 6(-2)
-6f - 6 = -12
     -6f = -12 + 6
     -6f = -6
        f =  \frac{-6}{-6}
        
        f = 1