Show that 6j×5k 6j \times 5k\,6j×5k simplifies to 30jk30jk30jk
Show that 7a−6b+5a+4b7a - 6b + 5a + 4b7a−6b+5a+4b simplifies to 12a−2b12a - 2b12a−2b
260 exam-style questions on Eduqas GCSE Maths Simplifying Algebra. Each one has a worked solution and a mark scheme showing where the marks go.