Whakaoti mō x
x=35
Graph
Tohaina
Kua tāruatia ki te papatopenga
3x+12-18=99
Whakareatia te 6 ki te 3, ka 18.
3x-6=99
Tangohia te 18 i te 12, ka -6.
3x=99+6
Me tāpiri te 6 ki ngā taha e rua.
3x=105
Tāpirihia te 99 ki te 6, ka 105.
x=\frac{105}{3}
Whakawehea ngā taha e rua ki te 3.
x=35
Whakawehea te 105 ki te 3, kia riro ko 35.
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