Whakaoti mō x
x=-18
Graph
Tohaina
Kua tāruatia ki te papatopenga
-3x=42+12
Me tāpiri te 12 ki ngā taha e rua.
-3x=54
Tāpirihia te 42 ki te 12, ka 54.
x=\frac{54}{-3}
Whakawehea ngā taha e rua ki te -3.
x=-18
Whakawehea te 54 ki te -3, kia riro ko -18.
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