Whakaoti mō x
x = \frac{74}{9} = 8\frac{2}{9} \approx 8.222222222
Graph
Tohaina
Kua tāruatia ki te papatopenga
9x+8+4=86
Pahekotia te 4x me 5x, ka 9x.
9x+12=86
Tāpirihia te 8 ki te 4, ka 12.
9x=86-12
Tangohia te 12 mai i ngā taha e rua.
9x=74
Tangohia te 12 i te 86, ka 74.
x=\frac{74}{9}
Whakawehea ngā taha e rua ki te 9.
Ngā Tauira
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