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lykyanovaira71
@lykyanovaira71
July 2022
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А.(а+3 4/7)-1 2/7=4 3/7 Б.2 19/23-(5/23+b)=1 6/23 С. (c-2 3/11)+5 1/11=7 Д. 3 4/9+(8-d)=6 5/9 помогите пожалуйста решить уровнение
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SSmak
3 4/7 = 25/7; 1 2/7=9/7; 4 3/7=31/7
a+25/7 = 31/7+9/7
a=40/7-25/7
a=15/7
(15/7 + 25/7)-9/7=31/7
40/7-9/7=31/7
31/7=31/7
4 3/7= 4 3/7
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Answers & Comments
a+25/7 = 31/7+9/7
a=40/7-25/7
a=15/7
(15/7 + 25/7)-9/7=31/7
40/7-9/7=31/7
31/7=31/7
4 3/7= 4 3/7