Scipeáil chuig an bpríomhábhar
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Réitigh do x.
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Graf

Fadhbanna den chineál céanna ó Chuardach Gréasáin

Roinn

-2x=-6-12
Bain 12 ón dá thaobh.
-2x=-18
Dealaigh 12 ó -6 chun -18 a fháil.
x=\frac{-18}{-2}
Roinn an dá thaobh faoi -2.
x=9
Roinn -18 faoi -2 chun 9 a fháil.