4MA1/1FR Jun 2023, Question 7: Expand and Simplify
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 1FR (Foundation) · Calculator · 5 marks
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The question, in short
Simplify two algebraic products and sums, then solve a linear equation for x.
Summarised in our own words. Use the official paper for the exact wording and any diagrams.
Part (a) · 1 mark
Multiply 6a by 2c and give the simplified product.
- 16a × 2c = 12ac
Answer12ac
Part (b) · 2 marks
Collect like terms in 4d + 3e + d − 5e and simplify.
- 14d + d = 5d
- 23e − 5e = −2e
- 35d − 2e
Answer5d − 2e
Part (c) · 2 marks
Solve 4x − 7 = 23 to find the value of x.
- 14x = 23 + 7
- 24x = 30
- 3x = 30 ÷ 4
- 4x = 7.5
Answer7.5
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