Whakaoti mō x
x=30
Graph
Tohaina
Kua tāruatia ki te papatopenga
x=\frac{6.3}{0.21}
Whakawehea ngā taha e rua ki te 0.21.
x=\frac{630}{21}
Whakarohaina te \frac{6.3}{0.21} mā te whakarea i te taurunga me te tauraro ki te 100.
x=30
Whakawehea te 630 ki te 21, kia riro ko 30.
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