Tīpoka ki ngā ihirangi matua
Whakaoti mō b
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Tohaina

2b=10-6
Tangohia te 6 mai i ngā taha e rua.
2b=4
Tangohia te 6 i te 10, ka 4.
b=\frac{4}{2}
Whakawehea ngā taha e rua ki te 2.
b=2
Whakawehea te 4 ki te 2, kia riro ko 2.