Datrys ar gyfer y
y=2
Graff
Rhannu
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\frac{1}{3}y+\frac{1}{3}\left(-3\right)-\frac{1}{4}\left(y-4\right)=\frac{1}{6}
Defnyddio’r briodwedd ddosbarthu i luosi \frac{1}{3} â y-3.
\frac{1}{3}y+\frac{-3}{3}-\frac{1}{4}\left(y-4\right)=\frac{1}{6}
Lluosi \frac{1}{3} a -3 i gael \frac{-3}{3}.
\frac{1}{3}y-1-\frac{1}{4}\left(y-4\right)=\frac{1}{6}
Rhannu -3 â 3 i gael -1.
\frac{1}{3}y-1-\frac{1}{4}y-\frac{1}{4}\left(-4\right)=\frac{1}{6}
Defnyddio’r briodwedd ddosbarthu i luosi -\frac{1}{4} â y-4.
\frac{1}{3}y-1-\frac{1}{4}y+\frac{-\left(-4\right)}{4}=\frac{1}{6}
Mynegwch -\frac{1}{4}\left(-4\right) fel ffracsiwn unigol.
\frac{1}{3}y-1-\frac{1}{4}y+\frac{4}{4}=\frac{1}{6}
Lluosi -1 a -4 i gael 4.
\frac{1}{3}y-1-\frac{1}{4}y+1=\frac{1}{6}
Rhannu 4 â 4 i gael 1.
\frac{1}{12}y-1+1=\frac{1}{6}
Cyfuno \frac{1}{3}y a -\frac{1}{4}y i gael \frac{1}{12}y.
\frac{1}{12}y=\frac{1}{6}
Adio -1 a 1 i gael 0.
y=\frac{1}{6}\times 12
Lluoswch y ddwy ochr â 12, cilyddol \frac{1}{12}.
y=\frac{12}{6}
Lluosi \frac{1}{6} a 12 i gael \frac{12}{6}.
y=2
Rhannu 12 â 6 i gael 2.
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