Whakaoti mō x
x=37
Graph
Tohaina
Kua tāruatia ki te papatopenga
194-x-x=120
Tāpirihia te 120 ki te 74, ka 194.
194-2x=120
Pahekotia te -x me -x, ka -2x.
-2x=120-194
Tangohia te 194 mai i ngā taha e rua.
-2x=-74
Tangohia te 194 i te 120, ka -74.
x=\frac{-74}{-2}
Whakawehea ngā taha e rua ki te -2.
x=37
Whakawehea te -74 ki te -2, kia riro ko 37.
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