1,3х - 2,8 = 4,1х
1,3х - 4,1х = 2,8
-2,8х = 2,8
х = 2,8 : (- 2,8)
х = - 1
Ответ: - 1
1,3x -2.8= 4.1x
1.3x - 4.1x = 2.8
- 2.8x = 2.8
x = -1
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1,3х - 2,8 = 4,1х
1,3х - 4,1х = 2,8
-2,8х = 2,8
х = 2,8 : (- 2,8)
х = - 1
Ответ: - 1
1,3x -2.8= 4.1x
1.3x - 4.1x = 2.8
- 2.8x = 2.8
x = -1