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 + 4y = 33, x = 5 → y = ____
  2. 9x + 2y = 60, x = 6 → y = ____
  3. 8x + 8y = 104, x = 9 → y = ____
  4. x + y = 2, x − y = 0 → x = ____, y = ____
  5. 7x + 3y = 35, x = 2 → y = ____
  6. 6x + 8y = 40, x = 4 → y = ____
  7. x + y = 13, x − y = -1 → x = ____, y = ____
  8. 2x + 1y = 22, x = 9 → y = ____
  9. x + y = 11, x − y = 1 → x = ____, y = ____
  10. x + y = 8, x − y = 0 → x = ____, y = ____
  11. x + y = 14, x − y = -4 → x = ____, y = ____
  12. x + y = 10, x − y = -4 → x = ____, y = ____
  13. 1x + 9y = 58, x = 4 → y = ____
  14. x + y = 13, x − y = 5 → x = ____, y = ____
  15. x + y = 15, x − y = 3 → x = ____, y = ____
  16. x + y = 10, x − y = 8 → x = ____, y = ____
  17. 2x + 7y = 40, x = 6 → y = ____
  18. x + y = 10, x − y = -6 → x = ____, y = ____
  19. 7x + 3y = 69, x = 6 → y = ____
  20. x + y = 13, x − y = -5 → x = ____, y = ____
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