Whakaoti mō x
x=4
Graph
Tohaina
Kua tāruatia ki te papatopenga
32x-50-18x=6
Tangohia te 18x mai i ngā taha e rua.
14x-50=6
Pahekotia te 32x me -18x, ka 14x.
14x=6+50
Me tāpiri te 50 ki ngā taha e rua.
14x=56
Tāpirihia te 6 ki te 50, ka 56.
x=\frac{56}{14}
Whakawehea ngā taha e rua ki te 14.
x=4
Whakawehea te 56 ki te 14, kia riro ko 4.
Ngā Tauira
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{ x } ^ { 2 } - 4 x - 5 = 0
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\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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Ngā Tepe
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}