Whakaoti mō x
x=7
Graph
Tohaina
Kua tāruatia ki te papatopenga
7x=21+28
Me tāpiri te 28 ki ngā taha e rua.
7x=49
Tāpirihia te 21 ki te 28, ka 49.
x=\frac{49}{7}
Whakawehea ngā taha e rua ki te 7.
x=7
Whakawehea te 49 ki te 7, kia riro ko 7.
Ngā Tauira
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