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 = 15, x − y = 3 → x = ____, y = ____
  2. x + y = 10, x − y = 6 → x = ____, y = ____
  3. 1x + 5y = 51, x = 6 → y = ____
  4. x + y = 13, x − y = -3 → x = ____, y = ____
  5. x + y = 18, x − y = 0 → x = ____, y = ____
  6. x + y = 16, x − y = 2 → x = ____, y = ____
  7. 1x + 6y = 18, x = 6 → y = ____
  8. x + y = 4, x − y = -2 → x = ____, y = ____
  9. 5x + 3y = 37, x = 5 → y = ____
  10. 7x + 1y = 28, x = 3 → y = ____
  11. 7x + 9y = 60, x = 6 → y = ____
  12. x + y = 8, x − y = -4 → x = ____, y = ____
  13. 2x + 5y = 7, x = 1 → y = ____
  14. 2x + 7y = 63, x = 7 → y = ____
  15. 7x + 3y = 34, x = 4 → y = ____
  16. 8x + 5y = 117, x = 9 → y = ____
  17. x + y = 15, x − y = 1 → x = ____, y = ____
  18. x + y = 9, x − y = -1 → x = ____, y = ____
  19. x + y = 14, x − y = 0 → x = ____, y = ____
  20. 4x + 4y = 64, x = 9 → y = ____
Sistemi di equazioni Worksheet — Free Printable with Answer Key | WaffleMath