Tīpoka ki ngā ihirangi matua
Whakaoti mō x
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Tohaina

0.06x+1500-0.05x=1740
Whakamahia te āhuatanga tohatoha hei whakarea te 0.05 ki te 30000-x.
0.01x+1500=1740
Pahekotia te 0.06x me -0.05x, ka 0.01x.
0.01x=1740-1500
Tangohia te 1500 mai i ngā taha e rua.
0.01x=240
Tangohia te 1500 i te 1740, ka 240.
x=\frac{240}{0.01}
Whakawehea ngā taha e rua ki te 0.01.
x=24000
Whakarohaina te \frac{240}{0.01} mā te whakarea i te taurunga me te tauraro ki te 100. Ka whakawehea he tau ki te tahi, hua ai ko ia anō.