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. 5x + 1y = 14, x = 1 → y = ____
  2. 7x + 4y = 76, x = 8 → y = ____
  3. x + y = 12, x − y = -2 → x = ____, y = ____
  4. 2x + 6y = 56, x = 1 → y = ____
  5. 5x + 7y = 52, x = 9 → y = ____
  6. x + y = 5, x − y = -3 → x = ____, y = ____
  7. 2x + 5y = 28, x = 9 → y = ____
  8. x + y = 9, x − y = -3 → x = ____, y = ____
  9. x + y = 8, x − y = 2 → x = ____, y = ____
  10. x + y = 17, x − y = -1 → x = ____, y = ____
  11. x + y = 10, x − y = 8 → x = ____, y = ____
  12. 1x + 4y = 6, x = 2 → y = ____
  13. 4x + 7y = 53, x = 1 → y = ____
  14. x + y = 15, x − y = -1 → x = ____, y = ____
  15. x + y = 13, x − y = 1 → x = ____, y = ____
  16. 8x + 1y = 62, x = 7 → y = ____
  17. x + y = 16, x − y = 2 → x = ____, y = ____
  18. x + y = 16, x − y = -2 → x = ____, y = ____
  19. x + y = 9, x − y = 7 → x = ____, y = ____
  20. x + y = 11, x − y = 1 → x = ____, y = ____
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