Question

Решите уравнения :
1) 5-6x = -5x + 1
2) 5 - 3x = -7x - 9
3) -7.8 - 4x = -10x - 6.2
4) 5x - 3 = 12
5) -x + 9 = 16

Answer 1

Ответ:

1. -х=-4 х=4

2. 4х=-4 х=1

3. х=4/15

4. х=1.8

5. х=-7