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20 questions and an answer page, sized for A4.

Add and subtract expressions

Year 8 · Patterns & Algebra · 20 questions

Name
Date
  1. 1.
    Simplify: (4x² − 7x − 9) + (2x² + 3x − 3)
  2. 2.
    Simplify: (3x² + 3x + 7) − (x² + 7x − 7)
  3. 3.
    Simplify: (6x² + 3x − 4) − (5x² − 5x + 8)
  4. 4.
    Simplify: (2x² − 9x − 1) + (3x² − 3x − 7)
  5. 5.
    Simplify: (x² + 7x + 7) + (5x² + x − 6)
  6. 6.
    Simplify: (3x² + 6x + 4) + (x² + 2x − 2)
  7. 7.
    Simplify: (4x² + 5x − 8) − (5x² − 8x − 9)
  8. 8.
    Simplify: (3x² − 5x − 8) − (2x² − x − 4)
  9. 9.
    Simplify: (6x² − 5x + 5) + (5x² − 5x + 2)
  10. 10.
    Simplify: (4x² − 9x − 1) + (5x² + 6x + 7)
  11. 11.
    Simplify: (5x² − 9x + 3) + (4x² + 2x + 5)
  12. 12.
    Simplify: (5x² − 3x + 5) − (3x² − 8x)
  13. 13.
    Simplify: (3x² + 6x + 9) − (2x² − 8x + 2)
  14. 14.
    Simplify: (x² + 6x + 9) − (x² + 8x − 2)
  15. 15.
    Simplify: (4x² + 5) − (3x² + 3x − 1)
  16. 16.
    Simplify: (4x² − 9x − 2) + (5x² + 2x − 7)
  17. 17.
    Simplify: (6x² + 7x + 8) − (3x² − 9x + 9)
  18. 18.
    Simplify: (3x² − 8x + 2) + (3x² + 6x + 6)
  19. 19.
    Simplify: (5x² − 4) + (4x² + 2x − 3)
  20. 20.
    Simplify: (2x² − 9x + 6) + (x² − 9x − 7)

Free maths worksheets and practice: rocketdigits.com/learn/add-and-subtract-expressions

Answers: Add and subtract expressions

  1. 6x2-4x-12
  2. 2x2-4x+14
  3. x2+8x-12
  4. 5x2-12x-8
  5. 6x2+8x+1
  6. 4x2+8x+2
  7. -x2+13x+1
  8. x2-4x-4
  9. 11x2-10x+7
  10. 9x2-3x+6
  11. 9x2-7x+8
  12. 2x2+5x+5
  13. x2+14x+7
  14. -2x+11
  15. x2-3x+6
  16. 9x2-7x-9
  17. 3x2+16x-1
  18. 6x2-2x+8
  19. 9x2+2x-7
  20. 3x2-18x-1

Free maths worksheets and practice: rocketdigits.com/learn/add-and-subtract-expressions

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