Tīpoka ki ngā ihirangi matua
Whakaoti mō b
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Whakaoti mō x
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Graph

Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

2x+b=5
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
b=5-2x
Tangohia te 2x mai i ngā taha e rua.
2x+b=5
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
2x=5-b
Tangohia te b mai i ngā taha e rua.
\frac{2x}{2}=\frac{5-b}{2}
Whakawehea ngā taha e rua ki te 2.
x=\frac{5-b}{2}
Mā te whakawehe ki te 2 ka wetekia te whakareanga ki te 2.