Algebra
Learn each topic with clear worked examples and instant AI feedback.
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Choose a topic
See each topic come to life — a preview of the worked examples beside a list of every lesson inside.
Expressions and Simplifying
Build the foundations — work with variables, expand brackets and simplify expressions with confidence.
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Formulas and Functions
Understand mappings, substitute into formulas and read the relationship between functions and their graphs.
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Linear Equations and Graphs
Solve equations and plot straight lines — gradient, intercepts and the equation of a line.
Sequences
Spot patterns and find the rules behind linear, quadratic and Fibonacci-type sequences.
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Quadratic Equations and Graphs
Master parabolas — factorise, complete the square and apply the quadratic formula.
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Simultaneous Equations
Solve two equations at once — graphically, by substitution and by elimination.
Other GCSE Maths topics
Algebra is one of six GCSE Maths categories. Jump into any of the others to keep learning.