Learn how to solve simultaneous equations using substitution, algebraic and graphical methods with this BBC Bitesize Key Stage 3 Maths guide, then practise with examples and test questions.

Learn about how to solve simultaneous equations graphically, with this BBC Bitesize Maths article. For students between the ages of 11 and 14.

Quadratic equations are polynomials, meaning strings of math terms. An expression like “x + 4” is a polynomial. They can have ...

We describe learning situations that were the subject of the empirical study, which involved forty students in two 8th-grade classes. The aim was to teach the formal solving method, which involved ...