Whakaoti mō x
x=\frac{48-5y}{7}
Whakaoti mō y
y=\frac{48-7x}{5}
Graph
Tohaina
Kua tāruatia ki te papatopenga
7x=48-5y
Tangohia te 5y mai i ngā taha e rua.
\frac{7x}{7}=\frac{48-5y}{7}
Whakawehea ngā taha e rua ki te 7.
x=\frac{48-5y}{7}
Mā te whakawehe ki te 7 ka wetekia te whakareanga ki te 7.
5y=48-7x
Tangohia te 7x mai i ngā taha e rua.
\frac{5y}{5}=\frac{48-7x}{5}
Whakawehea ngā taha e rua ki te 5.
y=\frac{48-7x}{5}
Mā te whakawehe ki te 5 ka wetekia te whakareanga ki te 5.
Ngā Tauira
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