Whakaoti mō x
x = \frac{909}{2} = 454\frac{1}{2} = 454.5
Graph
Tohaina
Kua tāruatia ki te papatopenga
\frac{10}{5}x+81=990
Whakareatia ngā taha e rua o te whārite ki te 9.
2x+81=990
Whakawehea te 10 ki te 5, kia riro ko 2.
2x=990-81
Tangohia te 81 mai i ngā taha e rua.
2x=909
Tangohia te 81 i te 990, ka 909.
x=\frac{909}{2}
Whakawehea ngā taha e rua ki te 2.
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