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

Tohaina

-7.8=x
Tangohia te 1.2 i te -6.6, ka -7.8.
x=-7.8
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.