Datrys ar gyfer x
x = \frac{821}{26} = 31\frac{15}{26} \approx 31.576923077
Graff
Rhannu
Copïo i clipfwrdd
26x=821
Cyfuno 25x a x i gael 26x.
x=\frac{821}{26}
Rhannu’r ddwy ochr â 26.
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