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Tohaina

-2p+30-16\leq 6
Whakamahia te āhuatanga tohatoha hei whakarea te -2 ki te p-15.
-2p+14\leq 6
Tangohia te 16 i te 30, ka 14.
-2p\leq 6-14
Tangohia te 14 mai i ngā taha e rua.
-2p\leq -8
Tangohia te 14 i te 6, ka -8.
p\geq \frac{-8}{-2}
Whakawehea ngā taha e rua ki te -2. I te mea he tōraro a -2, ka huri te ahunga koreōrite.
p\geq 4
Whakawehea te -8 ki te -2, kia riro ko 4.