Tīpoka ki ngā ihirangi matua
Whakaoti mō y
Tick mark Image
Graph

Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

25-15y=13-7y
Whakamahia te āhuatanga tohatoha hei whakarea te 5 ki te 5-3y.
25-15y+7y=13
Me tāpiri te 7y ki ngā taha e rua.
25-8y=13
Pahekotia te -15y me 7y, ka -8y.
-8y=13-25
Tangohia te 25 mai i ngā taha e rua.
-8y=-12
Tangohia te 25 i te 13, ka -12.
y=\frac{-12}{-8}
Whakawehea ngā taha e rua ki te -8.
y=\frac{3}{2}
Whakahekea te hautanga \frac{-12}{-8} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te -4.