4MA1/2F Jan 2020, Question 5: Expand and Simplify
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2F (Foundation) · Calculator · 2 marks
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The question, in short
Simplify a product of algebraic terms, then solve a simple linear equation for n.
Summarised in our own words. Use the official paper for the exact wording and any diagrams.
Part (a) · 1 mark
Simplify 10a × b.
- 110a × b = 10ab
Answer10ab
Part (b) · 1 mark
Solve n + 3 = 7 for n.
- 1n + 3 = 7
- 2n = 7 − 3
- 3n = 4
Answer4
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