Ответ:
1) 1,5x - 0,3x = -2 -4
1,2x = -6
x = -5
2) 6x - 27 = 4x -16
6x - 4x = -16 +27
2x = 11
x = 11/2
3) 7x -3-2x=x-9
5x-3=-9+3
5x-x = -6
4x = -6
x = -3/2
4) -2,6x -5x = 1,48-3
-7,6x = -1,52
x= 0,2
5) 9x-6x-2,5=-x+5,5
3x+x =5,5+2,5
4x = 8
x = 2
6) 1,6x+8=18-8
1,6x+2,4x=10
4x=10
x=5/2
Пошаговое объяснение:
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Answers & Comments
Ответ:
1) 1,5x - 0,3x = -2 -4
1,2x = -6
x = -5
2) 6x - 27 = 4x -16
6x - 4x = -16 +27
2x = 11
x = 11/2
3) 7x -3-2x=x-9
5x-3=-9+3
5x-x = -6
4x = -6
x = -3/2
4) -2,6x -5x = 1,48-3
-7,6x = -1,52
x= 0,2
5) 9x-6x-2,5=-x+5,5
3x+x =5,5+2,5
4x = 8
x = 2
6) 1,6x+8=18-8
1,6x+2,4x=10
4x=10
x=5/2
Пошаговое объяснение: