Whakaoti mō z
z=10
Tohaina
Kua tāruatia ki te papatopenga
3z=35-5
Tangohia te 5 mai i ngā taha e rua.
3z=30
Tangohia te 5 i te 35, ka 30.
z=\frac{30}{3}
Whakawehea ngā taha e rua ki te 3.
z=10
Whakawehea te 30 ki te 3, kia riro ko 10.
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