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Nastunshechka
@Nastunshechka
July 2022
2
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Решить уравнения :
а) 22х+х-10=59
б) (7а-2а) *8=80
в) 7х-4х-55,2=63,12
г) 4,7у-(2,5у+12,4)=1,9
д) (9,2 -m) *3,2=16
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Belka998
А)22х+х-10=59 23х-10=59 23х=59+10 23х=69 х=69:23 х=3. Б) 7а-2а=5а. 5а*8=80 5а=80:8 5а=10 а=10:5 а=2
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ннрпп
А) 22х+х=23х
23х-10=59
23х=59+10
23х=69
Х=69/23
Х=3
Б) (7а-2а)=5а
5а*8=80
40а=80
А=80/40
А=2
1 votes
Thanks 2
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Answers & Comments
23х-10=59
23х=59+10
23х=69
Х=69/23
Х=3
Б) (7а-2а)=5а
5а*8=80
40а=80
А=80/40
А=2