Whakaoti mō x
x = \frac{87}{7} = 12\frac{3}{7} \approx 12.428571429
Graph
Tohaina
Kua tāruatia ki te papatopenga
7x=112-25
Tangohia te 25 mai i ngā taha e rua.
7x=87
Tangohia te 25 i te 112, ka 87.
x=\frac{87}{7}
Whakawehea ngā taha e rua ki te 7.
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