Datrys ar gyfer x
x=2
Graff
Rhannu
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\frac{0.05}{0.03}+\frac{0.02x}{0.03}-\frac{1-0.3x}{0.2}=1
Rhannu pob term 0.05+0.02x â 0.03 i gael \frac{0.05}{0.03}+\frac{0.02x}{0.03}.
\frac{5}{3}+\frac{0.02x}{0.03}-\frac{1-0.3x}{0.2}=1
Ehangu \frac{0.05}{0.03} drwy luosi'r rhifiadur a'r enwadur gyda 100.
\frac{5}{3}+\frac{2}{3}x-\frac{1-0.3x}{0.2}=1
Rhannu 0.02x â 0.03 i gael \frac{2}{3}x.
\frac{5}{3}+\frac{2}{3}x-\left(\frac{1}{0.2}+\frac{-0.3x}{0.2}\right)=1
Rhannu pob term 1-0.3x â 0.2 i gael \frac{1}{0.2}+\frac{-0.3x}{0.2}.
\frac{5}{3}+\frac{2}{3}x-\left(\frac{10}{2}+\frac{-0.3x}{0.2}\right)=1
Ehangu \frac{1}{0.2} drwy luosi'r rhifiadur a'r enwadur gyda 10.
\frac{5}{3}+\frac{2}{3}x-\left(5+\frac{-0.3x}{0.2}\right)=1
Rhannu 10 â 2 i gael 5.
\frac{5}{3}+\frac{2}{3}x-\left(5-1.5x\right)=1
Rhannu -0.3x â 0.2 i gael -1.5x.
\frac{5}{3}+\frac{2}{3}x-5-\left(-1.5x\right)=1
I ddod o hyd i wrthwyneb 5-1.5x, dewch o hyd i wrthwyneb pob term.
\frac{5}{3}+\frac{2}{3}x-5+1.5x=1
Gwrthwyneb -1.5x yw 1.5x.
\frac{5}{3}+\frac{2}{3}x-\frac{15}{3}+1.5x=1
Troswch y rhif degol 5 i’r ffracsiwn \frac{15}{3}.
\frac{5-15}{3}+\frac{2}{3}x+1.5x=1
Gan fod gan \frac{5}{3} a \frac{15}{3} yr un dynodydd, tynnwch nhw drwy dynnu eu rhifiaduron.
-\frac{10}{3}+\frac{2}{3}x+1.5x=1
Tynnu 15 o 5 i gael -10.
-\frac{10}{3}+\frac{13}{6}x=1
Cyfuno \frac{2}{3}x a 1.5x i gael \frac{13}{6}x.
\frac{13}{6}x=1+\frac{10}{3}
Ychwanegu \frac{10}{3} at y ddwy ochr.
\frac{13}{6}x=\frac{3}{3}+\frac{10}{3}
Troswch y rhif degol 1 i’r ffracsiwn \frac{3}{3}.
\frac{13}{6}x=\frac{3+10}{3}
Gan fod gan \frac{3}{3} a \frac{10}{3} yr un dynodydd, adiwch nhw drwy adio eu rhifiaduron.
\frac{13}{6}x=\frac{13}{3}
Adio 3 a 10 i gael 13.
x=\frac{\frac{13}{3}}{\frac{13}{6}}
Rhannu’r ddwy ochr â \frac{13}{6}.
x=\frac{13}{3\times \frac{13}{6}}
Mynegwch \frac{\frac{13}{3}}{\frac{13}{6}} fel ffracsiwn unigol.
x=\frac{13}{6.5}
Lluosi 3 a \frac{13}{6} i gael 6.5.
x=\frac{130}{65}
Ehangu \frac{13}{6.5} drwy luosi'r rhifiadur a'r enwadur gyda 10.
x=2
Rhannu 130 â 65 i gael 2.
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