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. 2x + 8y = 62, x = 3 → y = ____
  2. x + y = 12, x − y = 4 → x = ____, y = ____
  3. 8x + 9y = 119, x = 7 → y = ____
  4. 1x + 6y = 22, x = 4 → y = ____
  5. x + y = 15, x − y = -3 → x = ____, y = ____
  6. 2x + 1y = 14, x = 4 → y = ____
  7. x + y = 15, x − y = 3 → x = ____, y = ____
  8. 9x + 1y = 64, x = 7 → y = ____
  9. x + y = 11, x − y = 3 → x = ____, y = ____
  10. 4x + 4y = 28, x = 3 → y = ____
  11. x + y = 7, x − y = -5 → x = ____, y = ____
  12. 6x + 5y = 93, x = 8 → y = ____
  13. x + y = 8, x − y = 0 → x = ____, y = ____
  14. 5x + 1y = 31, x = 6 → y = ____
  15. 1x + 3y = 18, x = 9 → y = ____
  16. 2x + 6y = 68, x = 7 → y = ____
  17. x + y = 9, x − y = -1 → x = ____, y = ____
  18. 5x + 8y = 68, x = 4 → y = ____
  19. 6x + 4y = 34, x = 1 → y = ____
  20. x + y = 14, x − y = 2 → x = ____, y = ____
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