Sistemi di equazioni Worksheet

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Sistemi di equazioni Worksheet

Nome: ____________________Date: ____________

Instructions: Risoluzione di sistemi di equazioni lineari mediante sostituzione ed eliminazione.

20 problems

  1. x + y = 11, x − y = -5 → x = ____, y = ____
  2. 4x + 2y = 44, x = 7 → y = ____
  3. 4x + 8y = 68, x = 7 → y = ____
  4. x + y = 10, x − y = 6 → x = ____, y = ____
  5. x + y = 14, x − y = -4 → x = ____, y = ____
  6. x + y = 10, x − y = 4 → x = ____, y = ____
  7. 4x + 4y = 32, x = 4 → y = ____
  8. 4x + 6y = 40, x = 4 → y = ____
  9. 7x + 3y = 83, x = 8 → y = ____
  10. x + y = 10, x − y = 2 → x = ____, y = ____
  11. x + y = 9, x − y = 3 → x = ____, y = ____
  12. 5x + 8y = 101, x = 9 → y = ____
  13. x + y = 11, x − y = -1 → x = ____, y = ____
  14. 5x + 6y = 54, x = 6 → y = ____
  15. x + y = 5, x − y = 1 → x = ____, y = ____
  16. 7x + 7y = 28, x = 1 → y = ____
  17. x + y = 15, x − y = -3 → x = ____, y = ____
  18. x + y = 11, x − y = -7 → x = ____, y = ____
  19. 2x + 2y = 8, x = 2 → y = ____
  20. x + y = 16, x − y = 0 → x = ____, y = ____
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