Whakaoti mō x
x=\frac{3}{4}=0.75
Graph
Tohaina
Kua tāruatia ki te papatopenga
38x+2x=30
Whakareatia te 2 ki te 19, ka 38.
40x=30
Pahekotia te 38x me 2x, ka 40x.
x=\frac{30}{40}
Whakawehea ngā taha e rua ki te 40.
x=\frac{3}{4}
Whakahekea te hautanga \frac{30}{40} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 10.
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
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