Whakaoti mō x
x=93
Graph
Tohaina
Kua tāruatia ki te papatopenga
x-12=81
Pūruatia ngā taha e rua o te whārite.
x-12-\left(-12\right)=81-\left(-12\right)
Me tāpiri 12 ki ngā taha e rua o te whārite.
x=81-\left(-12\right)
Mā te tango i te -12 i a ia ake anō ka toe ko te 0.
x=93
Tango -12 mai i 81.
Ngā Tauira
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