Tuesday, August 13, 2013

NYUZI-15


Tafuta thamani ya a katika umbo lifuatalo




Suluhu

Hapa pembe zote tano ni sawa

4a+4a+4a+4a+4a= 5400

20a = 5400

20a = 5400
20      200

a = 270


Hivyo thamani ya a ni 270


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