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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

-10+y=18-6y
Whakareatia ngā taha e rua o te whārite ki te 2.
-10+y+6y=18
Me tāpiri te 6y ki ngā taha e rua.
-10+7y=18
Pahekotia te y me 6y, ka 7y.
7y=18+10
Me tāpiri te 10 ki ngā taha e rua.
7y=28
Tāpirihia te 18 ki te 10, ka 28.
y=\frac{28}{7}
Whakawehea ngā taha e rua ki te 7.
y=4
Whakawehea te 28 ki te 7, kia riro ko 4.