Whakaoti mō x
x=10
Graph
Tohaina
Kua tāruatia ki te papatopenga
19+15-x+3=27
Pahekotia te -x me x, ka 0.
34-x+3=27
Tāpirihia te 19 ki te 15, ka 34.
37-x=27
Tāpirihia te 34 ki te 3, ka 37.
-x=27-37
Tangohia te 37 mai i ngā taha e rua.
-x=-10
Tangohia te 37 i te 27, ka -10.
x=10
Me whakarea ngā taha e rua ki te -1.
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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