Полное условие второго уравнения в приложении.
1) 5 + 4х = 6 + 3х 5) 6х - 7 = 8 + 3х
4х - 3х = 6 - 5 6х - 3х = 8 + 7
х = 1 3х = 15
5 + 4 * 1 = 6 + 3 * 1 х = 15 : 3
5 + 4 = 6 + 3 х = 5
9 = 9 6 * 5 - 7 = 8 + 3 * 5
30 - 7 = 8 + 15
2) 5х - 3 = 3х + 1 23 = 23
5х - 3х = 1 + 3
2х = 4 6) 4х - 2 = 10 + 2х
х = 4 : 2 4х - 2х = 10 + 2
х = 2 2х = 12
5 * 2 - 3 = 3 * 2 + 1 х = 12 : 2
10 - 3 = 6 + 1 х = 6
7 = 7 4 * 6 - 2 = 10 + 2 * 6
24 - 2 = 10 + 12
3) - 8 + 2х = х - 5 12 = 12
2х - х = - 5 + 8
х = 3 7) 3 - 4х = 17 - 6х
- 8 + 2 * 3 = 3 - 5 - 4х + 6х = 17 - 3
- 8 + 6 = - 2 2х = 14
- 2 = - 2 х = 14 : 2
х = 7
4) 9 - 3х = 1 + х 3 - 4 * 7 = 17 - 6 * 7
- 3х - х = 1 - 9 3 - 28 = 17 - 42
- 4х = - 8 - 25 = - 25
х = (- 8 ) : (- 4)
х = 2 8) 9х - 1 = 8х + 7
9 - 3 * 2 = 1 + 2 9х - 8х = 7 + 1
9 - 6 = 3 х = 8
3 = 3 9 * 8 - 1 = 8 * 8 + 7
72 - 1 = 64 + 7
71 = 71
Полное условие второго уравнения в приложении.
1) 5 + 4х = 6 + 3х 5) 6х - 7 = 8 + 3х
4х - 3х = 6 - 5 6х - 3х = 8 + 7
х = 1 3х = 15
5 + 4 * 1 = 6 + 3 * 1 х = 15 : 3
5 + 4 = 6 + 3 х = 5
9 = 9 6 * 5 - 7 = 8 + 3 * 5
30 - 7 = 8 + 15
2) 5х - 3 = 3х + 1 23 = 23
5х - 3х = 1 + 3
2х = 4 6) 4х - 2 = 10 + 2х
х = 4 : 2 4х - 2х = 10 + 2
х = 2 2х = 12
5 * 2 - 3 = 3 * 2 + 1 х = 12 : 2
10 - 3 = 6 + 1 х = 6
7 = 7 4 * 6 - 2 = 10 + 2 * 6
24 - 2 = 10 + 12
3) - 8 + 2х = х - 5 12 = 12
2х - х = - 5 + 8
х = 3 7) 3 - 4х = 17 - 6х
- 8 + 2 * 3 = 3 - 5 - 4х + 6х = 17 - 3
- 8 + 6 = - 2 2х = 14
- 2 = - 2 х = 14 : 2
х = 7
4) 9 - 3х = 1 + х 3 - 4 * 7 = 17 - 6 * 7
- 3х - х = 1 - 9 3 - 28 = 17 - 42
- 4х = - 8 - 25 = - 25
х = (- 8 ) : (- 4)
х = 2 8) 9х - 1 = 8х + 7
9 - 3 * 2 = 1 + 2 9х - 8х = 7 + 1
9 - 6 = 3 х = 8
3 = 3 9 * 8 - 1 = 8 * 8 + 7
72 - 1 = 64 + 7
71 = 71