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Whakaoti mō x
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Whakaoti mō y
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

2x=75-y
Tangohia te y mai i ngā taha e rua.
\frac{2x}{2}=\frac{75-y}{2}
Whakawehea ngā taha e rua ki te 2.
x=\frac{75-y}{2}
Mā te whakawehe ki te 2 ka wetekia te whakareanga ki te 2.
y=75-2x
Tangohia te 2x mai i ngā taha e rua.