Sistemas de ecuaciones Worksheet

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Sistemas de ecuaciones Worksheet

Name: ____________________Date: ____________

Instructions: Resolución de sistemas de ecuaciones lineales por sustitución y eliminación.

20 problems

  1. 1x + 8y = 58, x = 2 → y = ____
  2. x + y = 6, x − y = 0 → x = ____, y = ____
  3. x + y = 11, x − y = 3 → x = ____, y = ____
  4. 3x + 8y = 20, x = 4 → y = ____
  5. 3x + 4y = 35, x = 1 → y = ____
  6. x + y = 12, x − y = -4 → x = ____, y = ____
  7. x + y = 14, x − y = -2 → x = ____, y = ____
  8. 2x + 4y = 36, x = 8 → y = ____
  9. 1x + 6y = 37, x = 7 → y = ____
  10. 2x + 5y = 26, x = 3 → y = ____
  11. 6x + 9y = 90, x = 3 → y = ____
  12. 1x + 8y = 17, x = 1 → y = ____
  13. x + y = 17, x − y = -1 → x = ____, y = ____
  14. x + y = 11, x − y = -7 → x = ____, y = ____
  15. 6x + 8y = 102, x = 5 → y = ____
  16. x + y = 9, x − y = 3 → x = ____, y = ____
  17. x + y = 13, x − y = -3 → x = ____, y = ____
  18. 2x + 3y = 43, x = 8 → y = ____
  19. x + y = 6, x − y = -4 → x = ____, y = ____
  20. x + y = 15, x − y = -3 → x = ____, y = ____