Whakaoti mō x
x=\frac{26-8y}{7}
Whakaoti mō y
y=-\frac{7x}{8}+\frac{13}{4}
Graph
Tohaina
Kua tāruatia ki te papatopenga
7x=26-8y
Tangohia te 8y mai i ngā taha e rua.
\frac{7x}{7}=\frac{26-8y}{7}
Whakawehea ngā taha e rua ki te 7.
x=\frac{26-8y}{7}
Mā te whakawehe ki te 7 ka wetekia te whakareanga ki te 7.
8y=26-7x
Tangohia te 7x mai i ngā taha e rua.
\frac{8y}{8}=\frac{26-7x}{8}
Whakawehea ngā taha e rua ki te 8.
y=\frac{26-7x}{8}
Mā te whakawehe ki te 8 ka wetekia te whakareanga ki te 8.
y=-\frac{7x}{8}+\frac{13}{4}
Whakawehe 26-7x ki te 8.
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