Whakaoti mō x
x=12
Graph
Tohaina
Kua tāruatia ki te papatopenga
16-2x+x=0.5\times 8
Whakamahia te āhuatanga tohatoha hei whakarea te 2 ki te 8-x.
16-x=0.5\times 8
Pahekotia te -2x me x, ka -x.
16-x=4
Whakareatia te 0.5 ki te 8, ka 4.
-x=4-16
Tangohia te 16 mai i ngā taha e rua.
-x=-12
Tangohia te 16 i te 4, ka -12.
x=12
Me whakarea ngā taha e rua ki te -1.
Ngā Tauira
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