Ответ:
\[F = 1,8C + 32;\ \ F = 451{^\circ}:\]
\[451 = 1,8C + 32\]
\[1,8C = 451 - 32\]
\[1,8C = 419\]
\[C = 419\ :1,8 = 4190\ :18 =\]
\[= 232,(7) \approx 232,8{^\circ}.\]
\[Ответ:232,8{^\circ}С.\]
\[F = 1,8C + 32;\ \ F = 451{^\circ}:\]
\[451 = 1,8C + 32\]
\[1,8C = 451 - 32\]
\[1,8C = 419\]
\[C = 419\ :1,8 = 4190\ :18 =\]
\[= 232,(7) \approx 232,8{^\circ}.\]
\[Ответ:232,8{^\circ}С.\]