Datrys 5=(1.6*10^-4)(1+A)

$$5 = ( 1.6 \cdot 10 ^ { - 4 } ) ( 1 + A )$$

Datrys ar gyfer A

$$A=31249$$

Camau ar gyfer Datrys Hafaliad Llinol

Cyfrifo 10 i bŵer -4 a chael \frac{1}{10000}.

$$5=1.6\times \frac{1}{10000}\left(1+A\right)$$

Lluosi 1.6 a \frac{1}{10000} i gael \frac{1}{6250}.

$$5=\frac{1}{6250}\left(1+A\right)$$

Defnyddio’r briodwedd ddosbarthu i luosi \frac{1}{6250} â 1+A.

$$5=\frac{1}{6250}+\frac{1}{6250}A$$

Cyfnewidiwch yr ochrau fel bod yr holl dermau newidiol ar yr ochr chwith.

$$\frac{1}{6250}+\frac{1}{6250}A=5$$

Tynnu \frac{1}{6250} o'r ddwy ochr.

$$\frac{1}{6250}A=5-\frac{1}{6250}$$

Tynnu \frac{1}{6250} o 5 i gael \frac{31249}{6250}.

$$\frac{1}{6250}A=\frac{31249}{6250}$$

Lluoswch y ddwy ochr â 6250, cilyddol \frac{1}{6250}.

$$A=\frac{31249}{6250}\times 6250$$

Lluosi \frac{31249}{6250} a 6250 i gael 31249.

$$A=31249$$