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

Tohaina

12x=9+9y
Me tāpiri te 9y ki ngā taha e rua.
12x=9y+9
He hanga arowhānui tō te whārite.
\frac{12x}{12}=\frac{9y+9}{12}
Whakawehea ngā taha e rua ki te 12.
x=\frac{9y+9}{12}
Mā te whakawehe ki te 12 ka wetekia te whakareanga ki te 12.
x=\frac{3y+3}{4}
Whakawehe 9+9y ki te 12.
-9y=9-12x
Tangohia te 12x mai i ngā taha e rua.
\frac{-9y}{-9}=\frac{9-12x}{-9}
Whakawehea ngā taha e rua ki te -9.
y=\frac{9-12x}{-9}
Mā te whakawehe ki te -9 ka wetekia te whakareanga ki te -9.
y=\frac{4x}{3}-1
Whakawehe 9-12x ki te -9.