Упростите выражение
4/9 1 1/2 с-3/8 1 5/6-1 1/3с
1.2 (5/6k+0.4n)-1.8(5/9k-0.3n)
(1/6a+6.5)-(2 7/9a + 3 1/3)
30 БАЛЛОВ
4/9 1 1/2 с-3/8 1 5/6-1 1/3с
1.2 (5/6k+0.4n)-1.8(5/9k-0.3n)
(1/6a+6.5)-(2 7/9a + 3 1/3)
30 БАЛЛОВ
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