Whakaoti mō H
H=-6
Tohaina
Kua tāruatia ki te papatopenga
-2H=12
Pahekotia te 2H me -4H, ka -2H.
H=\frac{12}{-2}
Whakawehea ngā taha e rua ki te -2.
H=-6
Whakawehea te 12 ki te -2, kia riro ko -6.
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