Datrys x+(x+30/100x)+(1/3x)+(x-3575/100x)=250000

$$x + ( x + \frac { 30 } { 100 } x ) + ( \frac { 1 } { 3 } x ) + ( x - \frac { 3575 } { 100 } x ) = 250000$$

Datrys ar gyfer x

$$x = -\frac{15000000}{1927} = -7784\frac{232}{1927} \approx -7784.120394395$$

Camau ar gyfer Datrys Hafaliad Llinol

Cyfuno x a x i gael 2x.

$$2x+\frac{30}{100}x+\frac{1}{3}x+x-\frac{3575}{100}x=250000$$

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

$$2x+\frac{3}{10}x+\frac{1}{3}x+x-\frac{3575}{100}x=250000$$

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

$$\frac{23}{10}x+\frac{1}{3}x+x-\frac{3575}{100}x=250000$$

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

$$\frac{79}{30}x+x-\frac{3575}{100}x=250000$$

Lleihau'r ffracsiwn \frac{3575}{100} i'r graddau lleiaf posib drwy dynnu a chanslo allan 25.

$$\frac{79}{30}x+x-\frac{143}{4}x=250000$$

Cyfuno x a -\frac{143}{4}x i gael -\frac{139}{4}x.

$$\frac{79}{30}x-\frac{139}{4}x=250000$$

Cyfuno \frac{79}{30}x a -\frac{139}{4}x i gael -\frac{1927}{60}x.

$$-\frac{1927}{60}x=250000$$

Lluoswch y ddwy ochr â -\frac{60}{1927}, cilyddol -\frac{1927}{60}.

$$x=250000\left(-\frac{60}{1927}\right)$$

Mynegwch 250000\left(-\frac{60}{1927}\right) fel ffracsiwn unigol.

$$x=\frac{250000\left(-60\right)}{1927}$$

Lluosi 250000 a -60 i gael -15000000.

$$x=\frac{-15000000}{1927}$$

Gellir ailysgrifennu \frac{-15000000}{1927} fel -\frac{15000000}{1927} drwy echdynnu’r arwydd negatif.

$$x=-\frac{15000000}{1927}$$