Datrys ar gyfer x_18
x_{18}=\frac{278x}{125}+12.4544
x\neq -\frac{28}{5}
Datrys ar gyfer x
x=\frac{125x_{18}}{278}-5.6
x_{18}\neq 0
Graff
Rhannu
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\frac{1}{x+5.6}x_{18}=2.224
Mae'r hafaliad yn y ffurf safonol.
\frac{\frac{1}{x+5.6}x_{18}\left(x+5.6\right)}{1}=\frac{2.224\left(x+5.6\right)}{1}
Rhannu’r ddwy ochr â \left(x+5.6\right)^{-1}.
x_{18}=\frac{2.224\left(x+5.6\right)}{1}
Mae rhannu â \left(x+5.6\right)^{-1} yn dad-wneud lluosi â \left(x+5.6\right)^{-1}.
x_{18}=\frac{278x}{125}+12.4544
Rhannwch 2.224 â \left(x+5.6\right)^{-1}.
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