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Whakaoti mō x
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Tohaina

2x-2+3=3\left(2x-1\right)-16
Whakamahia te āhuatanga tohatoha hei whakarea te 2 ki te x-1.
2x+1=3\left(2x-1\right)-16
Tāpirihia te -2 ki te 3, ka 1.
2x+1=6x-3-16
Whakamahia te āhuatanga tohatoha hei whakarea te 3 ki te 2x-1.
2x+1=6x-19
Tangohia te 16 i te -3, ka -19.
2x+1-6x=-19
Tangohia te 6x mai i ngā taha e rua.
-4x+1=-19
Pahekotia te 2x me -6x, ka -4x.
-4x=-19-1
Tangohia te 1 mai i ngā taha e rua.
-4x=-20
Tangohia te 1 i te -19, ka -20.
x=\frac{-20}{-4}
Whakawehea ngā taha e rua ki te -4.
x=5
Whakawehea te -20 ki te -4, kia riro ko 5.