Whakaoti mō x
x=-4
Graph
Tohaina
Kua tāruatia ki te papatopenga
x+1-4x=13
Tangohia te 4x mai i ngā taha e rua.
-3x+1=13
Pahekotia te x me -4x, ka -3x.
-3x=13-1
Tangohia te 1 mai i ngā taha e rua.
-3x=12
Tangohia te 1 i te 13, ka 12.
x=\frac{12}{-3}
Whakawehea ngā taha e rua ki te -3.
x=-4
Whakawehea te 12 ki te -3, kia riro ko -4.
Ngā Tauira
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Whakarerekētanga
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Ngā Tepe
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