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Whakaoti mō x
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

49-3x=84
Whakareatia ngā taha e rua o te whārite ki te 7.
-3x=84-49
Tangohia te 49 mai i ngā taha e rua.
-3x=35
Tangohia te 49 i te 84, ka 35.
x=\frac{35}{-3}
Whakawehea ngā taha e rua ki te -3.
x=-\frac{35}{3}
Ka taea te hautanga \frac{35}{-3} te tuhi anō ko -\frac{35}{3} mā te tango i te tohu tōraro.