Tīpoka ki ngā ihirangi matua
Whakarea Pātahi Iti Rawa
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Aromātai
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

28yx-48yz=4y\left(7x-12z\right)
Me whakatauwehe ngā kīanga kāore anō i whakatauwehea.
4noy\left(12z-7x\right)
Me tautohu ngā tauwehe katoa me ō rātou taupū teitei rawa i ngā kīanga katoa. Me whakarea ngā taupū teitei rawa o ēnei tauwehe kia riro ai te taurea pātahi iti rawa.
-28noxy+48noyz
Me whakaroha te kīanga.