Simplify n+n+n−nn + n + n - nn+n+n−n
Simplify $3xy + 2xy - xy$
Simplify 4a+3b−a+3b+64a + 3b - a + 3b + 64a+3b−a+3b+6
22 exam-style questions on Edexcel IGCSE Maths Simplifying Algebra. Each one has a worked solution and a mark scheme showing where the marks go.