Whakaoti mō x
x=-\frac{y}{5}+1
Whakaoti mō y
y=5-5x
Graph
Tohaina
Kua tāruatia ki te papatopenga
15x=15-3y
Tangohia te 3y mai i ngā taha e rua.
\frac{15x}{15}=\frac{15-3y}{15}
Whakawehea ngā taha e rua ki te 15.
x=\frac{15-3y}{15}
Mā te whakawehe ki te 15 ka wetekia te whakareanga ki te 15.
x=-\frac{y}{5}+1
Whakawehe 15-3y ki te 15.
3y=15-15x
Tangohia te 15x mai i ngā taha e rua.
\frac{3y}{3}=\frac{15-15x}{3}
Whakawehea ngā taha e rua ki te 3.
y=\frac{15-15x}{3}
Mā te whakawehe ki te 3 ka wetekia te whakareanga ki te 3.
y=5-5x
Whakawehe 15-15x ki te 3.
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