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@1237810
July 2022
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3х+1,2 =5х-3,2 решите пожалуйста
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isaevaelenka
Verified answer
3х+1,2 =5х-3,2
3х-5х= - 3,2-1,2
-2х= - 4,4
х= - 4,4/(-2)
х=2,2
3 votes
Thanks 3
Inf777
Verified answer
3х + 1,2 = 5х - 3,2
3х - 5х = - 3,2 - 1,2
- 2х = - 4,4
х = 4,4 : 2
х = 2,2
--------------------------------------
3 * 2,2 + 1,2 = 5 * 2,2 - 3,2
6,6 + 1,2 = 11 - 3,2
7,8 = 7,8
1 votes
Thanks 1
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Answers & Comments
Verified answer
3х+1,2 =5х-3,23х-5х= - 3,2-1,2
-2х= - 4,4
х= - 4,4/(-2)
х=2,2
Verified answer
3х + 1,2 = 5х - 3,23х - 5х = - 3,2 - 1,2
- 2х = - 4,4
х = 4,4 : 2
х = 2,2
--------------------------------------
3 * 2,2 + 1,2 = 5 * 2,2 - 3,2
6,6 + 1,2 = 11 - 3,2
7,8 = 7,8