Tīpoka ki ngā ihirangi matua
Whakaoti mō x
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Tohaina

3x=18+7
Me tāpiri te 7 ki ngā taha e rua.
3x=25
Tāpirihia te 18 ki te 7, ka 25.
x=\frac{25}{3}
Whakawehea ngā taha e rua ki te 3.