Whakaoti mō x
x=-1
Graph
Tohaina
Kua tāruatia ki te papatopenga
x=3x+2
Pahekotia te 3x me -2x, ka x.
x-3x=2
Tangohia te 3x mai i ngā taha e rua.
-2x=2
Pahekotia te x me -3x, ka -2x.
x=\frac{2}{-2}
Whakawehea ngā taha e rua ki te -2.
x=-1
Whakawehea te 2 ki te -2, kia riro ko -1.
Ngā Tauira
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{ x } ^ { 2 } - 4 x - 5 = 0
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Poukapa
\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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