Whakaoti mō x
x=6
Graph
Tohaina
Kua tāruatia ki te papatopenga
x-3+2x=15
Me tāpiri te 2x ki ngā taha e rua.
3x-3=15
Pahekotia te x me 2x, ka 3x.
3x=15+3
Me tāpiri te 3 ki ngā taha e rua.
3x=18
Tāpirihia te 15 ki te 3, ka 18.
x=\frac{18}{3}
Whakawehea ngā taha e rua ki te 3.
x=6
Whakawehea te 18 ki te 3, kia riro ko 6.
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