Whakaoti mō x
x = \frac{15}{7} = 2\frac{1}{7} \approx 2.142857143
Graph
Tohaina
Kua tāruatia ki te papatopenga
5x-9+2x=6
Me tāpiri te 2x ki ngā taha e rua.
7x-9=6
Pahekotia te 5x me 2x, ka 7x.
7x=6+9
Me tāpiri te 9 ki ngā taha e rua.
7x=15
Tāpirihia te 6 ki te 9, ka 15.
x=\frac{15}{7}
Whakawehea ngā taha e rua ki te 7.
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