(a+3 4/7)-1 2/7=4 3/7 2 19/23-(5/23+b)=1 6/23 - вопрос №5042974347127437219235231623231151117349 от Smertnik9595 29.07.2020 02:43

Question

Математика: (a+3 4/7)-1 2/7=4 3/7 2 19/23-(5/23+b)=1 6/23 (c-2 3/11)+5 1/11=7 3 4/9 +(8-d)=6 5/9

Smertnik9595 · Answer

(а+3 4/7)-1 2/7=4 3/7а+3 4/7=4 3/7+1 2/7а+3 4/7=5 5/7а=5 5/7-3 4/7а=2 1/72 19/23-(5/23+b)=1 6/235/23+b=2 19/23-1 6/235/23+b=1 13/23b=1 13/23-5/23b=1 8/23(c-2 3/11)+5 1/11=7c-2 3/11=7-5 1/11c-2 3/11=6 11/11-5 1/11c-2 3/11=1 10/11c=1 10/11+2 3/11c=3 13/11c=2 2/113 4/9+(8-d)=6 5/98-d=6 5/9-3 4/98-d=3 1/9d=8-3 1/9d=7 9/9-3 1/9d=4 8/9...