Tīpoka ki ngā ihirangi matua
Whakaoti mō W
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

14-W=27
Tāpirihia te 9 ki te 5, ka 14.
-W=27-14
Tangohia te 14 mai i ngā taha e rua.
-W=13
Tangohia te 14 i te 27, ka 13.
W=-13
Me whakarea ngā taha e rua ki te -1.