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 = 12, x − y = 2 → x = ____, y = ____
  2. x + y = 6, x − y = 2 → x = ____, y = ____
  3. x + y = 9, x − y = -7 → x = ____, y = ____
  4. x + y = 8, x − y = -4 → x = ____, y = ____
  5. x + y = 8, x − y = 4 → x = ____, y = ____
  6. x + y = 10, x − y = 2 → x = ____, y = ____
  7. x + y = 15, x − y = 3 → x = ____, y = ____
  8. 8x + 7y = 60, x = 4 → y = ____
  9. 4x + 5y = 51, x = 4 → y = ____
  10. x + y = 8, x − y = 2 → x = ____, y = ____
  11. x + y = 10, x − y = -4 → x = ____, y = ____
  12. x + y = 9, x − y = -5 → x = ____, y = ____
  13. x + y = 4, x − y = 2 → x = ____, y = ____
  14. 4x + 1y = 35, x = 8 → y = ____
  15. 8x + 4y = 56, x = 3 → y = ____
  16. 5x + 2y = 14, x = 2 → y = ____
  17. x + y = 17, x − y = -1 → x = ____, y = ____
  18. x + y = 7, x − y = 5 → x = ____, y = ____
  19. 7x + 9y = 67, x = 7 → y = ____
  20. 2x + 4y = 18, x = 5 → y = ____
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