Learn about how air traffic controllers use equations to calculate safe flying levels for planes.

Find out what a Singapore Bar Model is in this Bitesize KS3 maths guide.

Find out how to solve simultaneous equation using bar models in this KS3 guide.

Find out how to solve simple algebraic equations.

Learn how to solve simultaneous equations with graphs.

Learn how to model real-life situations with formulas, in this KS3 guide.

Discover how to work out the gradient of a straight line in.

Find out through trial and improvement how to solve an algebraic equation.

2 Classroom videos

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