Whakaoti mō x
x = -\frac{17}{4} = -4\frac{1}{4} = -4.25
Graph
Tohaina
Kua tāruatia ki te papatopenga
-8x=88-54
Tangohia te 54 mai i ngā taha e rua.
-8x=34
Tangohia te 54 i te 88, ka 34.
x=\frac{34}{-8}
Whakawehea ngā taha e rua ki te -8.
x=-\frac{17}{4}
Whakahekea te hautanga \frac{34}{-8} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 2.
Ngā Tauira
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{ x } ^ { 2 } - 4 x - 5 = 0
Āhuahanga
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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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