Datrys 22*670left(x-91right)=100*4184left(900-xright)

$$22 \times 670 \left( x-91 \right) = 100 \cdot 4184 \left( 900-x \right)$$

Datrys ar gyfer x

$$x = \frac{18895067}{21657} = 872\frac{10163}{21657} \approx 872.469270905$$

Camau ar gyfer Datrys Hafaliad Llinol

Lluosi 22 a 670 i gael 14740.

$$14740\left(x-91\right)=100\times 4184\left(900-x\right)$$

Defnyddio’r briodwedd ddosbarthu i luosi 14740 â x-91.

$$14740x-1341340=100\times 4184\left(900-x\right)$$

Lluosi 100 a 4184 i gael 418400.

$$14740x-1341340=418400\left(900-x\right)$$

Defnyddio’r briodwedd ddosbarthu i luosi 418400 â 900-x.

$$14740x-1341340=376560000-418400x$$

Ychwanegu 418400x at y ddwy ochr.

$$14740x-1341340+418400x=376560000$$

Cyfuno 14740x a 418400x i gael 433140x.

$$433140x-1341340=376560000$$

Ychwanegu 1341340 at y ddwy ochr.

$$433140x=376560000+1341340$$

Adio 376560000 a 1341340 i gael 377901340.

$$433140x=377901340$$

Rhannu’r ddwy ochr â 433140.

$$x=\frac{377901340}{433140}$$

Lleihau'r ffracsiwn \frac{377901340}{433140} i'r graddau lleiaf posib drwy dynnu a chanslo allan 20.

$$x=\frac{18895067}{21657}$$