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Combining like terms worksheets

Simplify expressions by combining terms with the same variable and the constants, then with distributing first. There are 2 sheets here: combine like terms and distribute, then combine. Pick one from the tray, print it, and add its answer key as a second page if you want one.

Worksheets
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Combine like terms

Add the terms with the same variable, then add the numbers.

  1. 3m − 9 − 9 + 6m =
  2. 9 + 3y + 3y + 2 =
  3. −4 − 6 + 2 + 3x − 2x =
  4. 6 − 8x − 6 + 4x + 5x =
  5. 8 − 3x − 4 + 8x =
  6. −8 + 9 + 8 =
  7. −7a + 7 − 5 + 6 =
  8. a − 6a − 1 + 5a =
  9. −5y + 7 − 4y =
  10. 9 − 6a + 6a + 2a − 8 =
  11. −5a − 9 + 2a =
  12. −4 + 2a − 4 =
  13. 2x + 2x − 9x + 3 =
  14. 8y + 3 − 6 − 6y =
  15. −7y − 4y − 1 =
  16. 2 + 3a + 8a =
  17. −3a − 1 − 8a + 7 =
  18. −8 + 8m + m − 5 =
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Using these sheets

Questions

What grade are these combining like terms worksheets for?

They suit grades 6 to 8. Each sheet in the tray practices it a different way, so you can pick the one that fits.

Is there an answer key?

Yes. Tick “add the answer key as page 2” before printing, or turn on Answer key to check work on screen.

Can I print more than one version?

Yes. Press New problems for a fresh set of the same kind, then print again. The answer key changes with it.

Do I need an account to print?

No. The sheets print straight from this page, free, with no sign-up.

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