Whakaoti mō x
x=-\frac{3y}{2}+6
Whakaoti mō y
y=-\frac{2x}{3}+4
Graph
Tohaina
Kua tāruatia ki te papatopenga
14x=84-21y
Tangohia te 21y mai i ngā taha e rua.
\frac{14x}{14}=\frac{84-21y}{14}
Whakawehea ngā taha e rua ki te 14.
x=\frac{84-21y}{14}
Mā te whakawehe ki te 14 ka wetekia te whakareanga ki te 14.
x=-\frac{3y}{2}+6
Whakawehe 84-21y ki te 14.
21y=84-14x
Tangohia te 14x mai i ngā taha e rua.
\frac{21y}{21}=\frac{84-14x}{21}
Whakawehea ngā taha e rua ki te 21.
y=\frac{84-14x}{21}
Mā te whakawehe ki te 21 ka wetekia te whakareanga ki te 21.
y=-\frac{2x}{3}+4
Whakawehe 84-14x ki te 21.
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