Whakaoti mō x
x=18
Graph
Tohaina
Kua tāruatia ki te papatopenga
1800=100x
Whakareatia te 20 ki te 90, ka 1800.
100x=1800
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
x=\frac{1800}{100}
Whakawehea ngā taha e rua ki te 100.
x=18
Whakawehea te 1800 ki te 100, kia riro ko 18.
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