Whakaoti mō x
x=\frac{y+5}{4}
Whakaoti mō y
y=4x-5
Graph
Tohaina
Kua tāruatia ki te papatopenga
4x-5=y
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
4x=y+5
Me tāpiri te 5 ki ngā taha e rua.
\frac{4x}{4}=\frac{y+5}{4}
Whakawehea ngā taha e rua ki te 4.
x=\frac{y+5}{4}
Mā te whakawehe ki te 4 ka wetekia te whakareanga ki te 4.
Ngā Tauira
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{ x } ^ { 2 } - 4 x - 5 = 0
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