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0580/21 May/Jun 2025, Question 1: Expand and Simplify

Cambridge IGCSE Mathematics 0580 · Paper 21 (Extended) · Non-calculator · 2 marks

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The question, in short

Simplify the expression 7c − 5d + c + 3d by collecting like terms.

Summarised in our own words. Use the official paper for the exact wording and any diagrams.

Solution · 2 marks

  1. 17c + c = 8c
  2. 2−5d + 3d = −2d
  3. 3= 8c − 2d

Answer8c − 2d

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Also searched as: 0580/21/M/J/25 · 0580_s25_qp_21 · 0580 s25 21 · question 1.
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