Whakaoti mō x
x=20
Graph
Tohaina
Kua tāruatia ki te papatopenga
2x+6=3x-14
Whakamahia te āhuatanga tohatoha hei whakarea te 2 ki te x+3.
2x+6-3x=-14
Tangohia te 3x mai i ngā taha e rua.
-x+6=-14
Pahekotia te 2x me -3x, ka -x.
-x=-14-6
Tangohia te 6 mai i ngā taha e rua.
-x=-20
Tangohia te 6 i te -14, ka -20.
x=20
Me whakarea ngā taha e rua ki te -1.
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