Datrys ar gyfer x
x = \frac{14186}{13} = 1091\frac{3}{13} \approx 1091.230769231
Graff
Rhannu
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\frac{4042+2023+2024+2025+2033+2039}{13}=x
Adio 2020 a 2022 i gael 4042.
\frac{6065+2024+2025+2033+2039}{13}=x
Adio 4042 a 2023 i gael 6065.
\frac{8089+2025+2033+2039}{13}=x
Adio 6065 a 2024 i gael 8089.
\frac{10114+2033+2039}{13}=x
Adio 8089 a 2025 i gael 10114.
\frac{12147+2039}{13}=x
Adio 10114 a 2033 i gael 12147.
\frac{14186}{13}=x
Adio 12147 a 2039 i gael 14186.
x=\frac{14186}{13}
Cyfnewidiwch yr ochrau fel bod yr holl dermau newidiol ar yr ochr chwith.
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