Solve the equation 162x−5=8x+116^{2x-5} = 8^{x+1}162x−5=8x+1, giving your answer in exact form.
233 exam-style questions on Edexcel A Level Maths Algebraic Expressions, covering 1.1 Index Laws, 1.2 Expanding Brackets, 1.3 Factorising, 1.4 Negative and Fractional Indices, and 1.5 Surds. Each one has a worked solution and a mark scheme showing where the marks go.