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

Tohaina

-x>2-9
Tangohia te 9 mai i ngā taha e rua.
-x>-7
Tangohia te 9 i te 2, ka -7.
x<\frac{-7}{-1}
Whakawehea ngā taha e rua ki te -1. I te mea he tōraro a -1, ka huri te ahunga koreōrite.
x<7
Ka taea te hautanga \frac{-7}{-1} te whakamāmā ki te 7 mā te tango tahi i te tohu tōraro i te taurunga me te tauraro.