\{ - 4 x + 3 y = 12
Whakaoti mō x
x=\frac{3\left(y-4\right)}{4}
Graph
Tohaina
Kua tāruatia ki te papatopenga
-4x=12-3y
Tangohia te 3y mai i ngā taha e rua.
\frac{-4x}{-4}=\frac{12-3y}{-4}
Whakawehea ngā taha e rua ki te -4.
x=\frac{12-3y}{-4}
Mā te whakawehe ki te -4 ka wetekia te whakareanga ki te -4.
x=\frac{3y}{4}-3
Whakawehe 12-3y ki te -4.
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