Wednesday, February 10, 2016

ALGEBRA - 3


Tafuta y Ikiwa 23y – 8 = 9y + 20.

Suluhu

23y – 8 = 9y + 20

23y - 9y = 8 + 20  (baada ya kukusanya mitajo inayo fanana)

14y = 28

14y = 28
14     14

y = 2


ZAMU YAKO……………….


Tafuta w Ikiwa 8w – 20 = 3w + 15.

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