Whakaoti mō x
x=2
Graph
Tohaina
Kua tāruatia ki te papatopenga
6x+8=26-3x
Pahekotia te x me 5x, ka 6x.
6x+8+3x=26
Me tāpiri te 3x ki ngā taha e rua.
9x+8=26
Pahekotia te 6x me 3x, ka 9x.
9x=26-8
Tangohia te 8 mai i ngā taha e rua.
9x=18
Tangohia te 8 i te 26, ka 18.
x=\frac{18}{9}
Whakawehea ngā taha e rua ki te 9.
x=2
Whakawehea te 18 ki te 9, kia riro ko 2.
Ngā Tauira
whārite tapawhā
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Arithmetic
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}