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 = 10, x − y = -4 → x = ____, y = ____
  2. 7x + 1y = 15, x = 1 → y = ____
  3. 1x + 5y = 28, x = 8 → y = ____
  4. x + y = 5, x − y = -1 → x = ____, y = ____
  5. 1x + 4y = 17, x = 9 → y = ____
  6. 7x + 4y = 52, x = 4 → y = ____
  7. 1x + 3y = 23, x = 5 → y = ____
  8. 1x + 1y = 7, x = 1 → y = ____
  9. x + y = 4, x − y = 2 → x = ____, y = ____
  10. x + y = 10, x − y = 4 → x = ____, y = ____
  11. 3x + 8y = 91, x = 9 → y = ____
  12. 4x + 5y = 69, x = 6 → y = ____
  13. 8x + 3y = 27, x = 3 → y = ____
  14. 9x + 9y = 45, x = 1 → y = ____
  15. x + y = 12, x − y = 6 → x = ____, y = ____
  16. x + y = 11, x − y = 7 → x = ____, y = ____
  17. x + y = 15, x − y = -3 → x = ____, y = ____
  18. x + y = 11, x − y = -7 → x = ____, y = ____
  19. x + y = 4, x − y = 0 → x = ____, y = ____
  20. 5x + 2y = 56, x = 8 → y = ____
Sistemi di equazioni Worksheet — Free Printable with Answer Key | WaffleMath