Whakaoti mō x
x=3
Graph
Tohaina
Kua tāruatia ki te papatopenga
8x+3-3x=18
Tangohia te 3x mai i ngā taha e rua.
5x+3=18
Pahekotia te 8x me -3x, ka 5x.
5x=18-3
Tangohia te 3 mai i ngā taha e rua.
5x=15
Tangohia te 3 i te 18, ka 15.
x=\frac{15}{5}
Whakawehea ngā taha e rua ki te 5.
x=3
Whakawehea te 15 ki te 5, kia riro ko 3.
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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