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Whakaoti mō x, y, z
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

2x+2-x=4
Whakaarohia te whārite tuatahi. Tangohia te x mai i ngā taha e rua.
x+2=4
Pahekotia te 2x me -x, ka x.
x=4-2
Tangohia te 2 mai i ngā taha e rua.
x=2
Tangohia te 2 i te 4, ka 2.
x=2 y=-5 z=-5
Kua oti te pūnaha te whakatau.