Whakaoti mō x
x=6
Graph
Tohaina
Kua tāruatia ki te papatopenga
2+3x-15=5
Whakamahia te āhuatanga tohatoha hei whakarea te 3 ki te x-5.
-13+3x=5
Tangohia te 15 i te 2, ka -13.
3x=5+13
Me tāpiri te 13 ki ngā taha e rua.
3x=18
Tāpirihia te 5 ki te 13, ka 18.
x=\frac{18}{3}
Whakawehea ngā taha e rua ki te 3.
x=6
Whakawehea te 18 ki te 3, kia riro ko 6.
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]
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Whakarerekētanga
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Whakaurunga
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Ngā Tepe
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