Whakaoti mō x
x>-\frac{31}{11}
Graph
Tohaina
Kua tāruatia ki te papatopenga
-3x-10-8x<21
Tangohia te 8x mai i ngā taha e rua.
-11x-10<21
Pahekotia te -3x me -8x, ka -11x.
-11x<21+10
Me tāpiri te 10 ki ngā taha e rua.
-11x<31
Tāpirihia te 21 ki te 10, ka 31.
x>-\frac{31}{11}
Whakawehea ngā taha e rua ki te -11. I te mea he tōraro a -11, ka huri te ahunga koreōrite.
Ngā Tauira
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\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
whārite Simultaneous
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Whakarerekētanga
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Whakaurunga
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Ngā Tepe
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