Whakaoti mō x
x=-22
Graph
Tohaina
Kua tāruatia ki te papatopenga
2x+1-18=3x+5
Pahekotia te 9x me -7x, ka 2x.
2x-17=3x+5
Tangohia te 18 i te 1, ka -17.
2x-17-3x=5
Tangohia te 3x mai i ngā taha e rua.
-x-17=5
Pahekotia te 2x me -3x, ka -x.
-x=5+17
Me tāpiri te 17 ki ngā taha e rua.
-x=22
Tāpirihia te 5 ki te 17, ka 22.
x=-22
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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Arithmetic
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Poukapa
\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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Whakaurunga
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Ngā Tepe
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