Whakaoti mō x
x=2
Graph
Pātaitai
Linear Equation
7 x + 5 = 19
Tohaina
Kua tāruatia ki te papatopenga
7x=19-5
Tangohia te 5 mai i ngā taha e rua.
7x=14
Tangohia te 5 i te 19, ka 14.
x=\frac{14}{7}
Whakawehea ngā taha e rua ki te 7.
x=2
Whakawehea te 14 ki te 7, kia riro ko 2.
Ngā Tauira
whārite tapawhā
{ x } ^ { 2 } - 4 x - 5 = 0
Āhuahanga
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whārite paerangi
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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
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Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}