\left\{ \begin{array} { l } { x = - 15 } \\ { x + y = 20 } \end{array} \right.
Whakaoti mō x, y
x=-15
y=35
Graph
Tohaina
Kua tāruatia ki te papatopenga
-15+y=20
Whakaarohia te whārite tuarua. Me kōkuhu ngā uara tāupe mōhiotia ki te whārite.
y=20+15
Me tāpiri te 15 ki ngā taha e rua.
y=35
Tāpirihia te 20 ki te 15, ka 35.
x=-15 y=35
Kua oti te pūnaha te whakatau.
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