Tīpoka ki ngā ihirangi matua
Whakaoti mō x
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

7x+8-11x=-4
Tangohia te 11x mai i ngā taha e rua.
-4x+8=-4
Pahekotia te 7x me -11x, ka -4x.
-4x=-4-8
Tangohia te 8 mai i ngā taha e rua.
-4x=-12
Tangohia te 8 i te -4, ka -12.
x=\frac{-12}{-4}
Whakawehea ngā taha e rua ki te -4.
x=3
Whakawehea te -12 ki te -4, kia riro ko 3.