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Systems of Equations Worksheet

Recommended for 8th Grade — High School

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Systems of Equations Worksheet

Name: ____________________Date: ____________

Instructions: Solving systems of linear equations by substitution and elimination.

20 problems

  1. 2x + 6y = 30, x = 3 → y = ____
  2. 1x + 3y = 26, x = 2 → y = ____
  3. x + y = 13, x − y = 1 → x = ____, y = ____
  4. 9x + 9y = 108, x = 9 → y = ____
  5. 5x + 9y = 51, x = 3 → y = ____
  6. 2x + 2y = 6, x = 1 → y = ____
  7. 3x + 2y = 15, x = 1 → y = ____
  8. 7x + 4y = 31, x = 1 → y = ____
  9. x + y = 11, x − y = 5 → x = ____, y = ____
  10. x + y = 12, x − y = 6 → x = ____, y = ____
  11. 4x + 9y = 60, x = 6 → y = ____
  12. x + y = 11, x − y = -1 → x = ____, y = ____
  13. 2x + 9y = 43, x = 8 → y = ____
  14. x + y = 9, x − y = -5 → x = ____, y = ____
  15. 3x + 6y = 39, x = 5 → y = ____
  16. 9x + 7y = 65, x = 1 → y = ____
  17. x + y = 6, x − y = -4 → x = ____, y = ____
  18. 7x + 2y = 24, x = 2 → y = ____
  19. x + y = 14, x − y = 2 → x = ____, y = ____
  20. 5x + 3y = 8, x = 1 → y = ____