Jawabanmu

2014-09-03T20:16:44+07:00
=> \frac{k}{2}.26=30
Caranya cukup mudah, yaitu 26 dibagi 2
=> 13k = 30
=> k = \frac{30}{13}

Semoga membantu
2014-09-03T20:18:51+07:00
(1/2xK) x 26 = 30
=30 ; 26
=1.15
=1.15 : 1/2
= 3