Whakaoti mō p
p=1
Tohaina
Kua tāruatia ki te papatopenga
4-2p=2
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
-2p=2-4
Tangohia te 4 mai i ngā taha e rua.
-2p=-2
Tangohia te 4 i te 2, ka -2.
p=\frac{-2}{-2}
Whakawehea ngā taha e rua ki te -2.
p=1
Whakawehea te -2 ki te -2, kia riro ko 1.
Ngā Tauira
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{ x } ^ { 2 } - 4 x - 5 = 0
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