Объяснение:
1) 10- 4х + 3 = 9х- 2- 6х + 9- 7х + 6;
-4х- 9х + 6х + 7х = 9 + 6 -10- 3 - 2
0 = 0 → х – любое;
2) 9х + 4- 5х = 8 +7х - 9 -3х + 5;
9х -5х-7х+3х=- 4 + 8 -9 +5
0 = 0 → х - любое
3) 6(1,2х- 0,5)- 1,3х = 5,9х - 3
7,2х- 3- 1,3х = 5,9х - 3
7,2х-1,3х -5,9х= 3 - 3
0 = 0 → х – любое
4) 8(1,3х + 0,25)- 6,6х = 3,8х + 2
10,4х + 2- 6,6х = 3,8х + 2
10,4х-6,6х-3,8х=-2 + 2
Объяснение:
1) 10- 4х + 3 = 9х- 2- 6х + 9- 7х + 6;
-4х- 9х + 6х + 7х = 9 + 6 -10- 3 - 2
0 = 0 → х – любое;
2) 9х + 4- 5х = 8 +7х - 9 -3х + 5;
9х -5х-7х+3х=- 4 + 8 -9 +5
0 = 0 → х - любое
3) 6(1,2х- 0,5)- 1,3х = 5,9х - 3
7,2х- 3- 1,3х = 5,9х - 3
7,2х-1,3х -5,9х= 3 - 3
0 = 0 → х – любое
4) 8(1,3х + 0,25)- 6,6х = 3,8х + 2
10,4х + 2- 6,6х = 3,8х + 2
10,4х-6,6х-3,8х=-2 + 2
0 = 0 → х - любое