Whakaoti mō a
a=2
Tohaina
Kua tāruatia ki te papatopenga
a+4+2a=10
Me tāpiri te 2a ki ngā taha e rua.
3a+4=10
Pahekotia te a me 2a, ka 3a.
3a=10-4
Tangohia te 4 mai i ngā taha e rua.
3a=6
Tangohia te 4 i te 10, ka 6.
a=\frac{6}{3}
Whakawehea ngā taha e rua ki te 3.
a=2
Whakawehea te 6 ki te 3, kia riro ko 2.
Ngā Tauira
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{ x } ^ { 2 } - 4 x - 5 = 0
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Whakarerekētanga
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