Simplify a×3×4a \times 3 \times 4a×3×4, b×b b \times b\,b×b and 3y+9y3\displaystyle \frac{3y + 9y}{3}33y+9y
260 exam-style questions on AQA GCSE Maths Simplifying Algebra. Each one has a worked solution and a mark scheme showing where the marks go.