Datrys x+(x+30/100x)+(1/3x)+(x-35.75/100x)=250000

$$x + ( x + \frac { 30 } { 100 } x ) + ( \frac { 1 } { 3 } x ) + ( x - \frac { 35.75 } { 100 } x ) = 250000$$

Datrys ar gyfer x

$$x = \frac{300000000}{3931} = 76316\frac{1804}{3931} \approx 76316.458916306$$

Camau ar gyfer Datrys Hafaliad Llinol

Cyfuno x a x i gael 2x.

$$2x+\frac{30}{100}x+\frac{1}{3}x+x-\frac{35.75}{100}x=250000$$

Lleihau'r ffracsiwn \frac{30}{100} i'r graddau lleiaf posib drwy dynnu a chanslo allan 10.

$$2x+\frac{3}{10}x+\frac{1}{3}x+x-\frac{35.75}{100}x=250000$$

Cyfuno 2x a \frac{3}{10}x i gael \frac{23}{10}x.

$$\frac{23}{10}x+\frac{1}{3}x+x-\frac{35.75}{100}x=250000$$

Cyfuno \frac{23}{10}x a \frac{1}{3}x i gael \frac{79}{30}x.

$$\frac{79}{30}x+x-\frac{35.75}{100}x=250000$$

Ehangu \frac{35.75}{100} drwy luosi'r rhifiadur a'r enwadur gyda 100.

$$\frac{79}{30}x+x-\frac{3575}{10000}x=250000$$

Lleihau'r ffracsiwn \frac{3575}{10000} i'r graddau lleiaf posib drwy dynnu a chanslo allan 25.

$$\frac{79}{30}x+x-\frac{143}{400}x=250000$$

Cyfuno x a -\frac{143}{400}x i gael \frac{257}{400}x.

$$\frac{79}{30}x+\frac{257}{400}x=250000$$

Cyfuno \frac{79}{30}x a \frac{257}{400}x i gael \frac{3931}{1200}x.

$$\frac{3931}{1200}x=250000$$

Lluoswch y ddwy ochr â \frac{1200}{3931}, cilyddol \frac{3931}{1200}.

$$x=250000\times \frac{1200}{3931}$$

Mynegwch 250000\times \frac{1200}{3931} fel ffracsiwn unigol.

$$x=\frac{250000\times 1200}{3931}$$

Lluosi 250000 a 1200 i gael 300000000.

$$x=\frac{300000000}{3931}$$