Question

Rezolvați ecuațiile:
1) 2∙(4x – 1) = 14
2) 3∙(5x + 2) = 21
3) 7∙(2x – 1) = 35
4) 5∙(4x – 6) = 50
5) 16∙(2x – 3) = 8x
6) 7∙(4x – 5) = 21
7) 6∙(3x – 4) = 6x
8) 8∙(x – 3) = 16
9) 3∙(7x + 2) = 6
10) 12∙(x – 1) = 24
11) 4∙(6x – 1) = 20x
12) 14∙(x + 1) = 12x

Answer 1

Răspuns:

1. x = 2

2. x = 1

3. x = 5

4. x = 4

5. x = 2

6. x = 2

7. x = 2

8. x = 5

9. x = 0

10. x = 3

11. x = -7

Explicație pas cu pas: