Whakaoti mō z
z=\frac{27}{29}\approx 0.931034483
Tohaina
Kua tāruatia ki te papatopenga
62z+1-4z=55
Tangohia te 4z mai i ngā taha e rua.
58z+1=55
Pahekotia te 62z me -4z, ka 58z.
58z=55-1
Tangohia te 1 mai i ngā taha e rua.
58z=54
Tangohia te 1 i te 55, ka 54.
z=\frac{54}{58}
Whakawehea ngā taha e rua ki te 58.
z=\frac{27}{29}
Whakahekea te hautanga \frac{54}{58} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 2.
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