Ответ №1
1 5\9:(х+5)=55\81:3 1\7
55/81*(x+5) = 1 5/9 * 3 1/7
55/81*(x+5) = 14/9 * 22/7
55/81*(x+5) = 44/9
55(x+5) = 44/9 * 81
55(x+5) = 396
x + 5 = 396/55
x = 36/5 - 5
x = 2 1/5
Ответ №1
1 5\9:(х+5)=55\81:3 1\7
55/81*(x+5) = 1 5/9 * 3 1/7
55/81*(x+5) = 14/9 * 22/7
55/81*(x+5) = 44/9
55(x+5) = 44/9 * 81
55(x+5) = 396
x + 5 = 396/55
x = 36/5 - 5
x = 2 1/5
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