Learn all about writing the equation of a line. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e., there are no exponents in its variable(s)). There are various ...

👉 Learn about graphing linear equations. A linear equation is an equation whose highest exponent on its variable(s) is 1. i.e. linear equations have no exponents on their variables. The graph of a ...

Higher - The gradients of two perpendicular lines will always multiply to make –1. Make sure you are familiar with finding the equation of a line and calculating gradient to understand equations of ...