Whakaoti mō x
x=\frac{y-9}{5}
Whakaoti mō y
y=5x+9
Graph
Tohaina
Kua tāruatia ki te papatopenga
5x+9=y
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
5x=y-9
Tangohia te 9 mai i ngā taha e rua.
\frac{5x}{5}=\frac{y-9}{5}
Whakawehea ngā taha e rua ki te 5.
x=\frac{y-9}{5}
Mā te whakawehe ki te 5 ka wetekia te whakareanga ki te 5.
Ngā Tauira
whārite tapawhā
{ x } ^ { 2 } - 4 x - 5 = 0
Āhuahanga
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whārite paerangi
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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}