Решите Пожайлуста уравнения 15 баллов!: 1) x+1/5=5/7 2) 4/9-x=1/12 3) x-6/11=4/5. Created by KatrinQy. matematika-ru

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June 2022 1 4 Report

Решите Пожайлуста уравнения 15 баллов!:

1) x+1/5=5/7
2) 4/9-x=1/12
3) x-6/11=4/5

Answers & Comments

tigra10986 1) x+1/5=5/7
х=5/7-1/5 (25/35-7/35)
х=18\35
2) 4/9-x=1/12
-х=1/12-4/9 (3/36-16/36)
-х=-13/36
х=13/36
3) x-6/11=4/5
х=4/5+6/11 (44/55+30/55)
х=74/55

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