Whakaoti mō y
y=-3
Graph
Tohaina
Kua tāruatia ki te papatopenga
-6-6y=12
Whakareatia te 3 ki te -2, ka -6.
-6y=12+6
Me tāpiri te 6 ki ngā taha e rua.
-6y=18
Tāpirihia te 12 ki te 6, ka 18.
y=\frac{18}{-6}
Whakawehea ngā taha e rua ki te -6.
y=-3
Whakawehea te 18 ki te -6, kia riro ko -3.
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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