( - 2 x - 9 + 11 x = 8 x - 1
Whakaoti mō x
x=8
Graph
Tohaina
Kua tāruatia ki te papatopenga
9x-9=8x-1
Pahekotia te -2x me 11x, ka 9x.
9x-9-8x=-1
Tangohia te 8x mai i ngā taha e rua.
x-9=-1
Pahekotia te 9x me -8x, ka x.
x=-1+9
Me tāpiri te 9 ki ngā taha e rua.
x=8
Tāpirihia te -1 ki te 9, ka 8.
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