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

Tohaina

28x-7+6x>-279
Whakamahia te āhuatanga tohatoha hei whakarea te 7 ki te 4x-1.
34x-7>-279
Pahekotia te 28x me 6x, ka 34x.
34x>-279+7
Me tāpiri te 7 ki ngā taha e rua.
34x>-272
Tāpirihia te -279 ki te 7, ka -272.
x>\frac{-272}{34}
Whakawehea ngā taha e rua ki te 34. I te mea he tōrunga te 34, kāore e huri te ahunga koreōrite.
x>-8
Whakawehea te -272 ki te 34, kia riro ko -8.