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Tohaina

\frac{-28}{4}=w
Whakawehea ngā taha e rua ki te 4.
-7=w
Whakawehea te -28 ki te 4, kia riro ko -7.
w=-7
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.