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asad228u
@asad228u
June 2023
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пожалуйста нужно срочно
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MuNuKoTu
Verified answer
Б) х=3
Д) х=-35/6
Пошаговое объяснение:
Б) х/5+х/4=1 7/20
х/5+х/4=27/20
4х+5х=27
9х=27
х=3
Д) 5х/7-7х/5=4
25х-49х=140
-24х=140
х=-35/6
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Answers & Comments
Verified answer
Б) х=3Д) х=-35/6
Пошаговое объяснение:
Б) х/5+х/4=1 7/20
х/5+х/4=27/20
4х+5х=27
9х=27
х=3
Д) 5х/7-7х/5=4
25х-49х=140
-24х=140
х=-35/6