Whakaoti mō x
x=3
Graph
Tohaina
Kua tāruatia ki te papatopenga
10x+5+5+7x+5=66
Pahekotia te 4x me 6x, ka 10x.
10x+10+7x+5=66
Tāpirihia te 5 ki te 5, ka 10.
17x+10+5=66
Pahekotia te 10x me 7x, ka 17x.
17x+15=66
Tāpirihia te 10 ki te 5, ka 15.
17x=66-15
Tangohia te 15 mai i ngā taha e rua.
17x=51
Tangohia te 15 i te 66, ka 51.
x=\frac{51}{17}
Whakawehea ngā taha e rua ki te 17.
x=3
Whakawehea te 51 ki te 17, kia riro ko 3.
Ngā Tauira
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Whakarerekētanga
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