Ответ:
17
Пошаговое объяснение:
1/2(8 - 3. 1/2х) = -1. 1/4х - 4. 1/2
1/2(8 - 7/2х) = -5/4х - 4. 1/2
8/2 - 7/4х = -5/4х - 4. 1/2
4 - 7/4х = -5/4х - 4. 1/2
-7/4х + 5/4х = -4. 1/2 - 4
-2/4х = -8. 1/2
-1/2х = -17/2
х = -17/2 : (-1/2)
х = -17/2 * (-2/1)
х = 17/1
х = 17
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Answers & Comments
Ответ:
17
Пошаговое объяснение:
1/2(8 - 3. 1/2х) = -1. 1/4х - 4. 1/2
1/2(8 - 7/2х) = -5/4х - 4. 1/2
8/2 - 7/4х = -5/4х - 4. 1/2
4 - 7/4х = -5/4х - 4. 1/2
-7/4х + 5/4х = -4. 1/2 - 4
-2/4х = -8. 1/2
-1/2х = -17/2
х = -17/2 : (-1/2)
х = -17/2 * (-2/1)
х = 17/1
х = 17