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. 8x + 8y = 96, x = 8 → y = ____
  2. x + y = 9, x − y = 5 → x = ____, y = ____
  3. x + y = 14, x − y = 4 → x = ____, y = ____
  4. 8x + 5y = 112, x = 9 → y = ____
  5. x + y = 7, x − y = -3 → x = ____, y = ____
  6. x + y = 9, x − y = 3 → x = ____, y = ____
  7. x + y = 10, x − y = -8 → x = ____, y = ____
  8. x + y = 4, x − y = 2 → x = ____, y = ____
  9. 7x + 7y = 63, x = 1 → y = ____
  10. 5x + 5y = 55, x = 6 → y = ____
  11. x + y = 5, x − y = 1 → x = ____, y = ____
  12. 3x + 2y = 24, x = 2 → y = ____
  13. 4x + 7y = 62, x = 5 → y = ____
  14. x + y = 12, x − y = -4 → x = ____, y = ____
  15. 5x + 9y = 88, x = 5 → y = ____
  16. x + y = 15, x − y = 1 → x = ____, y = ____
  17. 8x + 6y = 118, x = 8 → y = ____
  18. x + y = 9, x − y = -7 → x = ____, y = ____
  19. 2x + 2y = 22, x = 8 → y = ____
  20. 6x + 3y = 72, x = 9 → y = ____
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