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.

A linear equation is drawn as a straight line on a set of axes. To draw the graph we need coordinates. We generate these coordinates by substituting values into the linear equation.

How to Graph Simultaneous Differentials in Excel. Differential equations are equations that contain derivatives. The equations are used in calculus to describe relationships among one or more ...