Whakaoti mō x
x=12
Graph
Tohaina
Kua tāruatia ki te papatopenga
2x+1=3x-11
Tāpirihia te -6 ki te 7, ka 1.
2x+1-3x=-11
Tangohia te 3x mai i ngā taha e rua.
-x+1=-11
Pahekotia te 2x me -3x, ka -x.
-x=-11-1
Tangohia te 1 mai i ngā taha e rua.
-x=-12
Tangohia te 1 i te -11, ka -12.
x=12
Me whakarea ngā taha e rua ki te -1.
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