Whakaoti mō R
R=12
Tohaina
Kua tāruatia ki te papatopenga
-24+R=-12
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
R=-12+24
Me tāpiri te 24 ki ngā taha e rua.
R=12
Tāpirihia te -12 ki te 24, ka 12.
Ngā Tauira
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