Start a new line.
1. - 3x - 7y = - 10 - 2x - y = -3 (1, 1)
2. - x + 2y = 2 x + 2y = 2 (0, 1)
3. - 7x - 5y = - 8 x + y = 2 (- 1, 3)
4. - 2x - 8y = - 12 2x + 8y = 0 no solution
5. x + 4y = 6 - x - 4y = - 6 many solutions, like (2, 1)
6. x + 2y = 4 - x - y = - 2 (0 , 2 )
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- 7. - 9x - 10y = - 5
- 10x + 10y = 10
- (5, - 4)
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- 8. - 4x - 8y = - 8
- - 2x - 7y = - 1
- (4, - 1)
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- 9. - 4x - 3y = - 11
- x - 10y = - 8
- (2, 1)
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- 10. - x - 2y = 6
- 4x + 2y = 0
- (2, - 4)
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- 11. - 2x - 2y = - 8
- - 5x - 7y = - 8
- (10, - 6)
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- 12. x + 3y = 6
- - x + y = 0
- (1.5, 1.5)
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- 13. - 4x - 12y = - 4
- - 2x - 3y = - 2
- (1,0)
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- 14. - 8x - 3y = -1
- - x - y = -2
- (-1, 3)
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- 15. - 6x + y = - 4
- - 3x - y = - 5
- (1, 2)
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- 16. - 6x - 5y = - 11
- - 5x - 4y = - 9
- (1, 1)
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- Circle each.
- 17. x + 4y = 6
- x + y = 0
- (- 2, 2)
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- 18. x + 3y = 6
- x + y = 0
- (- 3, 3)
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