Whakaoti mō x
x = \frac{19}{9} = 2\frac{1}{9} \approx 2.111111111
Graph
Tohaina
Kua tāruatia ki te papatopenga
45x=100-5
Tangohia te 5 mai i ngā taha e rua.
45x=95
Tangohia te 5 i te 100, ka 95.
x=\frac{95}{45}
Whakawehea ngā taha e rua ki te 45.
x=\frac{19}{9}
Whakahekea te hautanga \frac{95}{45} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 5.
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
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Whakarerekētanga
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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}