Solve a system by elimination: multiply one equation

Use substitution or elimination so that you find x and y. Write your answer as (x, y).

1. Solve the system: 4x + 5y = 7 and 12x + 2y = 34. Write your answer as (x, y).
2. Solve the system: −3x − 4y = −18 and −6x + 2y = 24. Write your answer as (x, y).
3. Solve the system: 3x − 2y = −25 and 9x + 5y = −20. Write your answer as (x, y).
4. Solve the system: 5x + 4y = 27 and 10x + 4y = 42. Write your answer as (x, y).
5. Solve the system: 2x − 5y = 15 and 4x + 6y = 14. Write your answer as (x, y).
6. Solve the system: −4x − 6y = 18 and −8x + 6y = −18. Write your answer as (x, y).
7. Solve the system: −2x − 2y = −22 and −6x − 4y = −58. Write your answer as (x, y).
8. Solve the system: −2x − 2y = 14 and −8x − 5y = 56. Write your answer as (x, y).
9. Solve the system: −2x + 6y = −60 and −4x + 7y = −80. Write your answer as (x, y).
10. Solve the system: −2x − 3y = 19 and −6x − 2y = 50. Write your answer as (x, y).
11. Solve the system: x + 2y = 6 and 2x − 5y = −33. Write your answer as (x, y).
12. Solve the system: 3x − 2y = −12 and 6x − y = −33. Write your answer as (x, y).
13. Solve the system: −x + 6y = −62 and −4x − 6y = 112. Write your answer as (x, y).
14. Solve the system: 2x − y = −6 and 6x + 4y = −102. Write your answer as (x, y).
15. Solve the system: −x + 7y = 10 and −2x + 4y = 10. Write your answer as (x, y).
16. Solve the system: −2x + y = −30 and −4x + y = −50. Write your answer as (x, y).
17. Solve the system: 4x − 9y = −115 and 12x − 9y = −147. Write your answer as (x, y).
18. Solve the system: −2x + 3y = 54 and −4x − 3y = 18. Write your answer as (x, y).
19. Solve the system: 3x + 9y = 15 and 9x − 4y = 76. Write your answer as (x, y).
20. Solve the system: −3x − 3y = −6 and −12x + 3y = −39. Write your answer as (x, y).