Wednesday, August 14, 2013

UWIANO-6


Ikiwa 3: (y-1) = 6:3y; Tafuta thamani ya y.

Suluhu

   3       =    6
(y-1)         3y

3 x 3y = 6 x (y-1)

9y = 6y - 6

9y - 6y =  - 6

3y  =  - 6

3y =  -6
3        3

y= -2


Hivyo thamani ya y ni -2
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