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Whakaoti mō x
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

18.5+0.275x=x
Tāpirihia te 16 ki te 2.5, ka 18.5.
18.5+0.275x-x=0
Tangohia te x mai i ngā taha e rua.
18.5-0.725x=0
Pahekotia te 0.275x me -x, ka -0.725x.
-0.725x=-18.5
Tangohia te 18.5 mai i ngā taha e rua. Ko te tau i tango i te kore ka hua ko tōna korenga.
x=\frac{-18.5}{-0.725}
Whakawehea ngā taha e rua ki te -0.725.
x=\frac{-18500}{-725}
Whakarohaina te \frac{-18.5}{-0.725} mā te whakarea i te taurunga me te tauraro ki te 1000.
x=\frac{740}{29}
Whakahekea te hautanga \frac{-18500}{-725} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te -25.