Whakaoti mō x
x=\frac{27191-4y}{5}
Whakaoti mō y
y=\frac{27191-5x}{4}
Graph
Tohaina
Kua tāruatia ki te papatopenga
25x=135955-20y
Tangohia te 20y mai i ngā taha e rua.
\frac{25x}{25}=\frac{135955-20y}{25}
Whakawehea ngā taha e rua ki te 25.
x=\frac{135955-20y}{25}
Mā te whakawehe ki te 25 ka wetekia te whakareanga ki te 25.
x=\frac{27191-4y}{5}
Whakawehe 135955-20y ki te 25.
20y=135955-25x
Tangohia te 25x mai i ngā taha e rua.
\frac{20y}{20}=\frac{135955-25x}{20}
Whakawehea ngā taha e rua ki te 20.
y=\frac{135955-25x}{20}
Mā te whakawehe ki te 20 ka wetekia te whakareanga ki te 20.
y=\frac{27191-5x}{4}
Whakawehe 135955-25x ki te 20.
Ngā Tauira
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