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Algebraic Expressions

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Question 9
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Given

43x−18y+2=16 \frac{4^{3x-1}}{8^{y+2}} = 16 8y+243x−1​=16

express y y\,y in terms of xxx, writing your answer in its simplest form.

[3]

Algebraic Expressions Questions

  1. A Level
  2. /Maths
  3. /Algebraic Expressions

Practise Edexcel A Level Maths Algebraic Expressions with exam-style questions for A Level Maths. 31 questions covering 1.1 Index Laws, 1.2 Expanding Brackets, 1.3 Factorising, 1.4 Negative and Fractional Indices, and 1.5 Surds, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank