решите уравнение
5x - (3x - 8) = 2x
6) 4(2x - 1) - 3x = 5x - 4
2)4(2x - 1) - 3x = 5x -4
3) 3/7 * x = 2, 1
4) - 14x = 7 ;
5x - (3x - 8) = 2x
6) 4(2x - 1) - 3x = 5x - 4
2)4(2x - 1) - 3x = 5x -4
3) 3/7 * x = 2, 1
4) - 14x = 7 ;
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Ответ:
5x - (3x - 8) = 2x
5x-3x+8=2x
2x-2x= -8
x= -8
4(2x - 1) - 3x = 5x - 4
8x-4-3x=5x-4
5x-5x=4-4
0=0
x- любое число
3/7 * x = 2, 1
x=2,1:3/7
x=4,9
- 14x = 7
x=-7/14
x=-1/2
Объяснение: