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Whakaoti mō x
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

6-2x+7=5
Whakamahia te āhuatanga tohatoha hei whakarea te 2 ki te 3-x.
13-2x=5
Tāpirihia te 6 ki te 7, ka 13.
-2x=5-13
Tangohia te 13 mai i ngā taha e rua.
-2x=-8
Tangohia te 13 i te 5, ka -8.
x=\frac{-8}{-2}
Whakawehea ngā taha e rua ki te -2.
x=4
Whakawehea te -8 ki te -2, kia riro ko 4.