Whakaoti mō z
z = \frac{20}{11} = 1\frac{9}{11} \approx 1.818181818
Tohaina
Kua tāruatia ki te papatopenga
11z=29-9
Tangohia te 9 mai i ngā taha e rua.
11z=20
Tangohia te 9 i te 29, ka 20.
z=\frac{20}{11}
Whakawehea ngā taha e rua ki te 11.
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