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 = 14, x − y = -4 → x = ____, y = ____
  2. 8x + 5y = 83, x = 6 → y = ____
  3. 9x + 5y = 55, x = 5 → y = ____
  4. 2x + 5y = 16, x = 3 → y = ____
  5. 6x + 2y = 30, x = 4 → y = ____
  6. x + y = 7, x − y = -3 → x = ____, y = ____
  7. x + y = 10, x − y = -2 → x = ____, y = ____
  8. 7x + 5y = 31, x = 3 → y = ____
  9. x + y = 10, x − y = -8 → x = ____, y = ____
  10. x + y = 6, x − y = -2 → x = ____, y = ____
  11. 7x + 1y = 37, x = 5 → y = ____
  12. 9x + 3y = 72, x = 5 → y = ____
  13. x + y = 18, x − y = 0 → x = ____, y = ____
  14. 6x + 2y = 10, x = 1 → y = ____
  15. x + y = 6, x − y = 2 → x = ____, y = ____
  16. 5x + 4y = 52, x = 4 → y = ____
  17. 9x + 9y = 90, x = 2 → y = ____
  18. x + y = 15, x − y = 3 → x = ____, y = ____
  19. x + y = 8, x − y = 4 → x = ____, y = ____
  20. x + y = 10, x − y = -6 → x = ____, y = ____
Sistemi di equazioni Worksheet — Free Printable with Answer Key | WaffleMath