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Whakaoti mō x
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Tohaina

2x-x\sqrt{2}=0
Tangohia te x\sqrt{2} mai i ngā taha e rua.
-\sqrt{2}x+2x=0
Whakaraupapatia anō ngā kīanga tau.
\left(-\sqrt{2}+2\right)x=0
Pahekotia ngā kīanga tau katoa e whai ana i te x.
\left(2-\sqrt{2}\right)x=0
He hanga arowhānui tō te whārite.
x=0
Whakawehe 0 ki te -\sqrt{2}+2.