Whakaoti mō x
x=12
Graph
Tohaina
Kua tāruatia ki te papatopenga
2x-3=21
Pahekotia te x me x, ka 2x.
2x=21+3
Me tāpiri te 3 ki ngā taha e rua.
2x=24
Tāpirihia te 21 ki te 3, ka 24.
x=\frac{24}{2}
Whakawehea ngā taha e rua ki te 2.
x=12
Whakawehea te 24 ki te 2, kia riro ko 12.
Ngā Tauira
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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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