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. 9x + 2y = 63, x = 5 → y = ____
  2. 1x + 2y = 19, x = 3 → y = ____
  3. x + y = 15, x − y = -1 → x = ____, y = ____
  4. x + y = 17, x − y = 1 → x = ____, y = ____
  5. x + y = 13, x − y = -3 → x = ____, y = ____
  6. 6x + 4y = 38, x = 1 → y = ____
  7. x + y = 11, x − y = -7 → x = ____, y = ____
  8. x + y = 11, x − y = 1 → x = ____, y = ____
  9. x + y = 9, x − y = -1 → x = ____, y = ____
  10. x + y = 14, x − y = -2 → x = ____, y = ____
  11. x + y = 11, x − y = -1 → x = ____, y = ____
  12. 6x + 2y = 58, x = 9 → y = ____
  13. 5x + 5y = 45, x = 5 → y = ____
  14. 6x + 6y = 42, x = 4 → y = ____
  15. 9x + 1y = 90, x = 9 → y = ____
  16. 5x + 1y = 11, x = 1 → y = ____
  17. 5x + 6y = 39, x = 3 → y = ____
  18. x + y = 4, x − y = -2 → x = ____, y = ____
  19. 2x + 2y = 10, x = 4 → y = ____
  20. 9x + 5y = 86, x = 9 → y = ____
Sistemi di equazioni Worksheet — Free Printable with Answer Key | WaffleMath