Whakaoti mō x
x=20
Graph
Tohaina
Kua tāruatia ki te papatopenga
0.15x=3
Pahekotia te 0.05x me 0.1x, ka 0.15x.
x=\frac{3}{0.15}
Whakawehea ngā taha e rua ki te 0.15.
x=\frac{300}{15}
Whakarohaina te \frac{3}{0.15} mā te whakarea i te taurunga me te tauraro ki te 100.
x=20
Whakawehea te 300 ki te 15, kia riro ko 20.
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