Simplifying expressions
Edexcel GCSE Maths revision on Simplifying expressions. Aligned to the Pearson Edexcel GCSE Mathematics 1MA1 specification. This bank has 16 practice questions on this topic.
Sample questions (3 of 16)
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Question 1
Simplify 3x + 4y - x + 2y.
- A) 2x + 6y
- B) 4x + 6y
- C) 2x + 2y
- D) 3x + 6y
Show answer
Answer: 2x + 6y
Group like terms separately. x terms: 3x - x = 2x. y terms: 4y + 2y = 6y. Combined: 2x + 6y.
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Question 2
Simplify 5a + 2b - 3a + b.
- A) 2a + 3b
- B) 8a + 3b
- C) 2a + b
- D) 5a + 3b
Show answer
Answer: 2a + 3b
Collect like terms: a-terms: 5a - 3a = 2a; b-terms: 2b + b = 3b. Result: 2a + 3b.
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Question 3
Simplify 4(x + 2) - 3.
- A) 4x + 5
- B) 4x + 8
- C) 4x - 1
- D) 4x + 11
Show answer
Answer: 4x + 5
Expand the bracket: 4 x (x + 2) = 4x + 8. Then subtract 3: 4x + 8 - 3 = 4x + 5.
Want to test yourself on the remaining cards for this topic?
13 more questions on Simplifying expressions — plus mistakes tracking and spaced repetition across the whole Maths spec.