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 = -6 → x = ____, y = ____
  2. x + y = 14, x − y = -2 → x = ____, y = ____
  3. 4x + 5y = 73, x = 7 → y = ____
  4. 1x + 6y = 31, x = 1 → y = ____
  5. x + y = 14, x − y = 4 → x = ____, y = ____
  6. 2x + 1y = 24, x = 9 → y = ____
  7. x + y = 15, x − y = 1 → x = ____, y = ____
  8. 9x + 7y = 23, x = 1 → y = ____
  9. 6x + 6y = 78, x = 8 → y = ____
  10. x + y = 14, x − y = 0 → x = ____, y = ____
  11. x + y = 12, x − y = -2 → x = ____, y = ____
  12. x + y = 16, x − y = 0 → x = ____, y = ____
  13. 1x + 7y = 25, x = 4 → y = ____
  14. 6x + 1y = 38, x = 5 → y = ____
  15. 6x + 9y = 99, x = 9 → y = ____
  16. 4x + 6y = 64, x = 7 → y = ____
  17. x + y = 3, x − y = 1 → x = ____, y = ____
  18. 7x + 6y = 98, x = 8 → y = ____
  19. 9x + 5y = 116, x = 9 → y = ____
  20. x + y = 17, x − y = -1 → x = ____, y = ____
Sistemi di equazioni Worksheet — Free Printable with Answer Key | WaffleMath