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Whakaoti mō x
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Tohaina

5+2x-4x=1
Tangohia te 4x mai i ngā taha e rua.
5-2x=1
Pahekotia te 2x me -4x, ka -2x.
-2x=1-5
Tangohia te 5 mai i ngā taha e rua.
-2x=-4
Tangohia te 5 i te 1, ka -4.
x=\frac{-4}{-2}
Whakawehea ngā taha e rua ki te -2.
x=2
Whakawehea te -4 ki te -2, kia riro ko 2.