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Whakaoti mō x
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Whakaoti mō y
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Tohaina

15x=224-2y
Tangohia te 2y mai i ngā taha e rua.
\frac{15x}{15}=\frac{224-2y}{15}
Whakawehea ngā taha e rua ki te 15.
x=\frac{224-2y}{15}
Mā te whakawehe ki te 15 ka wetekia te whakareanga ki te 15.
2y=224-15x
Tangohia te 15x mai i ngā taha e rua.
\frac{2y}{2}=\frac{224-15x}{2}
Whakawehea ngā taha e rua ki te 2.
y=\frac{224-15x}{2}
Mā te whakawehe ki te 2 ka wetekia te whakareanga ki te 2.
y=-\frac{15x}{2}+112
Whakawehe 224-15x ki te 2.