Whakaoti mō x
x = \frac{19}{2} = 9\frac{1}{2} = 9.5
Graph
Tohaina
Kua tāruatia ki te papatopenga
18+x+x+9=46
Tāpirihia te 9 ki te 9, ka 18.
18+2x+9=46
Pahekotia te x me x, ka 2x.
27+2x=46
Tāpirihia te 18 ki te 9, ka 27.
2x=46-27
Tangohia te 27 mai i ngā taha e rua.
2x=19
Tangohia te 27 i te 46, ka 19.
x=\frac{19}{2}
Whakawehea ngā taha e rua ki te 2.
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