Решите уравнение (7,85x - 12,4x) *(-1 9/91)= -2 11/12 -1 2\3

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( 7,85x - 12,4x ) • ( - 1 9/91 ) = - 2 11/12 - 1 2/3 - 2 11/12 - 1 2/3 = - 2 11/12 - 1 8/12 = - 3 19/12 = - 4 7/12 - 4,55x • ( - 1 9/91 ) = - 4 7/12 - 4,55x = - 55/12 : ( - 100/91 ) - 4,55x = 1001/240 X = 1001/240 : ( - 91/20 ) X = - 11/12 Ответ ( - 11/12 )