Whakaoti mō x
x=-\frac{y}{2}+\frac{15}{4}
Whakaoti mō y
y=\frac{15}{2}-2x
Graph
Tohaina
Kua tāruatia ki te papatopenga
4x=15-2y
Tangohia te 2y mai i ngā taha e rua.
\frac{4x}{4}=\frac{15-2y}{4}
Whakawehea ngā taha e rua ki te 4.
x=\frac{15-2y}{4}
Mā te whakawehe ki te 4 ka wetekia te whakareanga ki te 4.
x=-\frac{y}{2}+\frac{15}{4}
Whakawehe 15-2y ki te 4.
2y=15-4x
Tangohia te 4x mai i ngā taha e rua.
\frac{2y}{2}=\frac{15-4x}{2}
Whakawehea ngā taha e rua ki te 2.
y=\frac{15-4x}{2}
Mā te whakawehe ki te 2 ka wetekia te whakareanga ki te 2.
y=\frac{15}{2}-2x
Whakawehe 15-4x ki te 2.
Ngā Tauira
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