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12-2\left(2x-1\right)=6-3x
Me whakarea ngā taha e rua o te whārite ki te 6, arā, te tauraro pātahi he tino iti rawa te kitea o 3,2.
12-4x+2=6-3x
Whakamahia te āhuatanga tohatoha hei whakarea te -2 ki te 2x-1.
14-4x=6-3x
Tāpirihia te 12 ki te 2, ka 14.
14-4x+3x=6
Me tāpiri te 3x ki ngā taha e rua.
14-x=6
Pahekotia te -4x me 3x, ka -x.
-x=6-14
Tangohia te 14 mai i ngā taha e rua.
-x=-8
Tangohia te 14 i te 6, ka -8.
x=8
Me whakarea ngā taha e rua ki te -1.