Tīpoka ki ngā ihirangi matua
Whakaoti mō x
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

1-2x+2=x+3
Whakamahia te āhuatanga tohatoha hei whakarea te -2 ki te x-1.
3-2x=x+3
Tāpirihia te 1 ki te 2, ka 3.
3-2x-x=3
Tangohia te x mai i ngā taha e rua.
3-3x=3
Pahekotia te -2x me -x, ka -3x.
-3x=3-3
Tangohia te 3 mai i ngā taha e rua.
-3x=0
Tangohia te 3 i te 3, ka 0.
x=0
He ōrite te hua o ngā tau e rua ki 0 ina 0 tētahi o rāua te iti rawa. Tātemea kāore te -3 e ōrite ki 0, me ōrite pū te x ki 0.