Whakaoti mō x
x=\frac{1}{7}\approx 0.142857143
Graph
Tohaina
Kua tāruatia ki te papatopenga
-2+2x-16x=-4
Tangohia te 16x mai i ngā taha e rua.
-2-14x=-4
Pahekotia te 2x me -16x, ka -14x.
-14x=-4+2
Me tāpiri te 2 ki ngā taha e rua.
-14x=-2
Tāpirihia te -4 ki te 2, ka -2.
x=\frac{-2}{-14}
Whakawehea ngā taha e rua ki te -14.
x=\frac{1}{7}
Whakahekea te hautanga \frac{-2}{-14} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te -2.
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]
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Whakarerekētanga
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Ngā Tepe
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