Whakaoti mō x
x=\frac{1-7y}{5}
Whakaoti mō y
y=\frac{1-5x}{7}
Graph
Pātaitai
Linear Equation
2x+3y=7x+10y-1
Tohaina
Kua tāruatia ki te papatopenga
2x+3y-7x=10y-1
Tangohia te 7x mai i ngā taha e rua.
-5x+3y=10y-1
Pahekotia te 2x me -7x, ka -5x.
-5x=10y-1-3y
Tangohia te 3y mai i ngā taha e rua.
-5x=7y-1
Pahekotia te 10y me -3y, ka 7y.
\frac{-5x}{-5}=\frac{7y-1}{-5}
Whakawehea ngā taha e rua ki te -5.
x=\frac{7y-1}{-5}
Mā te whakawehe ki te -5 ka wetekia te whakareanga ki te -5.
x=\frac{1-7y}{5}
Whakawehe 7y-1 ki te -5.
2x+3y-10y=7x-1
Tangohia te 10y mai i ngā taha e rua.
2x-7y=7x-1
Pahekotia te 3y me -10y, ka -7y.
-7y=7x-1-2x
Tangohia te 2x mai i ngā taha e rua.
-7y=5x-1
Pahekotia te 7x me -2x, ka 5x.
\frac{-7y}{-7}=\frac{5x-1}{-7}
Whakawehea ngā taha e rua ki te -7.
y=\frac{5x-1}{-7}
Mā te whakawehe ki te -7 ka wetekia te whakareanga ki te -7.
y=\frac{1-5x}{7}
Whakawehe 5x-1 ki te -7.
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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Whakarerekētanga
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