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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

18x+3=2\left(4\times 3+1\right)x-1
Me whakarea ngā taha e rua o te whārite ki te 6, arā, te tauraro pātahi he tino iti rawa te kitea o 2,3,6.
18x+3=2\left(12+1\right)x-1
Whakareatia te 4 ki te 3, ka 12.
18x+3=2\times 13x-1
Tāpirihia te 12 ki te 1, ka 13.
18x+3=26x-1
Whakareatia te 2 ki te 13, ka 26.
18x+3-26x=-1
Tangohia te 26x mai i ngā taha e rua.
-8x+3=-1
Pahekotia te 18x me -26x, ka -8x.
-8x=-1-3
Tangohia te 3 mai i ngā taha e rua.
-8x=-4
Tangohia te 3 i te -1, ka -4.
x=\frac{-4}{-8}
Whakawehea ngā taha e rua ki te -8.
x=\frac{1}{2}
Whakahekea te hautanga \frac{-4}{-8} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te -4.