Sistemas de ecuaciones Worksheet

Recommended for octavo grado — Escuela secundaria

New Worksheet

Sistemas de ecuaciones Worksheet

Name: ____________________Date: ____________

Instructions: Resolución de sistemas de ecuaciones lineales por sustitución y eliminación.

20 problems

  1. 4x + 7y = 40, x = 3 → y = ____
  2. x + y = 9, x − y = 5 → x = ____, y = ____
  3. x + y = 7, x − y = -3 → x = ____, y = ____
  4. x + y = 9, x − y = 3 → x = ____, y = ____
  5. x + y = 9, x − y = -7 → x = ____, y = ____
  6. 4x + 2y = 30, x = 7 → y = ____
  7. x + y = 10, x − y = 8 → x = ____, y = ____
  8. 1x + 4y = 38, x = 2 → y = ____
  9. 2x + 9y = 51, x = 3 → y = ____
  10. x + y = 5, x − y = 1 → x = ____, y = ____
  11. x + y = 15, x − y = -1 → x = ____, y = ____
  12. 1x + 5y = 43, x = 3 → y = ____
  13. x + y = 8, x − y = 0 → x = ____, y = ____
  14. x + y = 8, x − y = -2 → x = ____, y = ____
  15. 8x + 1y = 31, x = 3 → y = ____
  16. 5x + 7y = 26, x = 1 → y = ____
  17. 5x + 1y = 46, x = 9 → y = ____
  18. 2x + 8y = 26, x = 5 → y = ____
  19. 5x + 7y = 56, x = 7 → y = ____
  20. x + y = 11, x − y = 7 → x = ____, y = ____
Sistemas de ecuaciones Worksheet — Free Printable with Answer Key | WaffleMath