1)
6х + 5у = 4
5y = 4 - 6x
y = 4/5 - 6x/5
2х - 3у = 8
- 3y = 8 - 2x. (-1)
3y= 2x - 8
y = 2x/3 -8/3
2)
4х + 3у = 6
3y = 6 - 4y
y = 2 - 4y/3
3х + у= 7
y = 7 - 3x
1)
6х + 5у = 4
5y = 4 - 6x
y = 4/5 - 6x/5
2х - 3у = 8
- 3y = 8 - 2x. (-1)
3y= 2x - 8
y = 2x/3 -8/3
2)
4х + 3у = 6
3y = 6 - 4y
y = 2 - 4y/3
3х + у= 7
y = 7 - 3x