Whakaoti mō b
b=-1
Tohaina
Kua tāruatia ki te papatopenga
-15=15b
Pahekotia te 8b me 7b, ka 15b.
15b=-15
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
b=\frac{-15}{15}
Whakawehea ngā taha e rua ki te 15.
b=-1
Whakawehea te -15 ki te 15, kia riro ko -1.
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