Whakaoti mō x
x = -\frac{16}{5} = -3\frac{1}{5} = -3.2
Graph
Tohaina
Kua tāruatia ki te papatopenga
30x=-96
Pahekotia te 2x me 28x, ka 30x.
x=\frac{-96}{30}
Whakawehea ngā taha e rua ki te 30.
x=-\frac{16}{5}
Whakahekea te hautanga \frac{-96}{30} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 6.
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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