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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

4\left(x+1\right)=12x-12
Whakareatia ngā taha e rua o te whārite ki te 6.
4x+4=12x-12
Whakamahia te āhuatanga tohatoha hei whakarea te 4 ki te x+1.
4x+4-12x=-12
Tangohia te 12x mai i ngā taha e rua.
-8x+4=-12
Pahekotia te 4x me -12x, ka -8x.
-8x=-12-4
Tangohia te 4 mai i ngā taha e rua.
-8x=-16
Tangohia te 4 i te -12, ka -16.
x=\frac{-16}{-8}
Whakawehea ngā taha e rua ki te -8.
x=2
Whakawehea te -16 ki te -8, kia riro ko 2.