Whakaoti mō x
x=-1
Graph
Tohaina
Kua tāruatia ki te papatopenga
-4x+6=3\left(x+1\right)+10
Whakamahia te āhuatanga tohatoha hei whakarea te -2 ki te 2x-3.
-4x+6=3x+3+10
Whakamahia te āhuatanga tohatoha hei whakarea te 3 ki te x+1.
-4x+6=3x+13
Tāpirihia te 3 ki te 10, ka 13.
-4x+6-3x=13
Tangohia te 3x mai i ngā taha e rua.
-7x+6=13
Pahekotia te -4x me -3x, ka -7x.
-7x=13-6
Tangohia te 6 mai i ngā taha e rua.
-7x=7
Tangohia te 6 i te 13, ka 7.
x=\frac{7}{-7}
Whakawehea ngā taha e rua ki te -7.
x=-1
Whakawehea te 7 ki te -7, kia riro ko -1.
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]
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