Whakaoti mō x
x=-\frac{5}{62}\approx -0.080645161
Graph
Tohaina
Kua tāruatia ki te papatopenga
210+625x-5x=160
Tangohia te 5x mai i ngā taha e rua.
210+620x=160
Pahekotia te 625x me -5x, ka 620x.
620x=160-210
Tangohia te 210 mai i ngā taha e rua.
620x=-50
Tangohia te 210 i te 160, ka -50.
x=\frac{-50}{620}
Whakawehea ngā taha e rua ki te 620.
x=-\frac{5}{62}
Whakahekea te hautanga \frac{-50}{620} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 10.
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