Whakaoti mō x
x = -\frac{38}{7} = -5\frac{3}{7} \approx -5.428571429
Graph
Tohaina
Kua tāruatia ki te papatopenga
27x+64-13x=-12
Tangohia te 13x mai i ngā taha e rua.
14x+64=-12
Pahekotia te 27x me -13x, ka 14x.
14x=-12-64
Tangohia te 64 mai i ngā taha e rua.
14x=-76
Tangohia te 64 i te -12, ka -76.
x=\frac{-76}{14}
Whakawehea ngā taha e rua ki te 14.
x=-\frac{38}{7}
Whakahekea te hautanga \frac{-76}{14} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 2.
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