Simplify fully 4x+12x−5÷2x2+13x+21x2−5x\displaystyle \frac{4x+12}{x-5} \div \frac{2x^2+13x+21}{x^2-5x}x−54x+12÷x2−5x2x2+13x+21
255 exam-style questions on Edexcel GCSE Maths Algebraic Fractions. Each one has a worked solution and a mark scheme showing where the marks go.