Whakaoti mō x
x=-4
Graph
Tohaina
Kua tāruatia ki te papatopenga
37-4x-6x=77
Tangohia te 6x mai i ngā taha e rua.
37-10x=77
Pahekotia te -4x me -6x, ka -10x.
-10x=77-37
Tangohia te 37 mai i ngā taha e rua.
-10x=40
Tangohia te 37 i te 77, ka 40.
x=\frac{40}{-10}
Whakawehea ngā taha e rua ki te -10.
x=-4
Whakawehea te 40 ki te -10, kia riro ko -4.
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