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

Tohaina

x=-1+3
Me tāpiri te 3 ki ngā taha e rua.
x=2
Tāpirihia te -1 ki te 3, ka 2.