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Whakaoti mō n
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Whakaoti mō t
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

5n=65-2t
Tangohia te 2t mai i ngā taha e rua.
\frac{5n}{5}=\frac{65-2t}{5}
Whakawehea ngā taha e rua ki te 5.
n=\frac{65-2t}{5}
Mā te whakawehe ki te 5 ka wetekia te whakareanga ki te 5.
n=-\frac{2t}{5}+13
Whakawehe 65-2t ki te 5.
2t=65-5n
Tangohia te 5n mai i ngā taha e rua.
\frac{2t}{2}=\frac{65-5n}{2}
Whakawehea ngā taha e rua ki te 2.
t=\frac{65-5n}{2}
Mā te whakawehe ki te 2 ka wetekia te whakareanga ki te 2.