Whakaoti mō x
x=\frac{1}{2}=0.5
Graph
Tohaina
Kua tāruatia ki te papatopenga
5x+2-x=4
Whakamahia te āhuatanga tohatoha hei whakarea te 1 ki te 2-x.
4x+2=4
Pahekotia te 5x me -x, ka 4x.
4x=4-2
Tangohia te 2 mai i ngā taha e rua.
4x=2
Tangohia te 2 i te 4, ka 2.
x=\frac{2}{4}
Whakawehea ngā taha e rua ki te 4.
x=\frac{1}{2}
Whakahekea te hautanga \frac{2}{4} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 2.
Ngā Tauira
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