Ответ: x = 24( a + b + c ) ]/7( a + b + 2c ) .
Пошаговое объяснение:
x = [ 2( a + b + c ) ]/( a/12 + a/2 + b/3 + b/4 + c/1 + c/6 ) =
= [ 2( a + b + c ) ]/[ ( a + 6a + 4b + 3b + 12c + 2c )/12 ] =
= [ 12 * 2( a + b + c ) ]/( 7a + 7b + 14c ) = 24( a + b + c ) ]/7( a + b + 2c ) .
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Ответ: x = 24( a + b + c ) ]/7( a + b + 2c ) .
Пошаговое объяснение:
x = [ 2( a + b + c ) ]/( a/12 + a/2 + b/3 + b/4 + c/1 + c/6 ) =
= [ 2( a + b + c ) ]/[ ( a + 6a + 4b + 3b + 12c + 2c )/12 ] =
= [ 12 * 2( a + b + c ) ]/( 7a + 7b + 14c ) = 24( a + b + c ) ]/7( a + b + 2c ) .