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

Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

5\times 3x+5+30=2\times 8x-12
Me whakarea ngā taha e rua o te whārite ki te 10, arā, te tauraro pātahi he tino iti rawa te kitea o 2,5.
15x+5+30=2\times 8x-12
Whakareatia te 5 ki te 3, ka 15.
15x+35=2\times 8x-12
Tāpirihia te 5 ki te 30, ka 35.
15x+35=16x-12
Whakareatia te 2 ki te 8, ka 16.
15x+35-16x=-12
Tangohia te 16x mai i ngā taha e rua.
-x+35=-12
Pahekotia te 15x me -16x, ka -x.
-x=-12-35
Tangohia te 35 mai i ngā taha e rua.
-x=-47
Tangohia te 35 i te -12, ka -47.
x=47
Me whakarea ngā taha e rua ki te -1.