Tīpoka ki ngā ihirangi matua
Whakaoti mō x
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

2x=20-3
Tangohia te 3 mai i ngā taha e rua.
2x=17
Tangohia te 3 i te 20, ka 17.
x=\frac{17}{2}
Whakawehea ngā taha e rua ki te 2.