Whakaoti mō x
x=-15
Graph
Tohaina
Kua tāruatia ki te papatopenga
-15x=210+15
Me tāpiri te 15 ki ngā taha e rua.
-15x=225
Tāpirihia te 210 ki te 15, ka 225.
x=\frac{225}{-15}
Whakawehea ngā taha e rua ki te -15.
x=-15
Whakawehea te 225 ki te -15, kia riro ko -15.
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