Parallel lines are a fixed distance apart and will never meet, no matter how long they are extended. Lines that are parallel have the same gradient. The graphs above, \(y = 2x + 1\) and \(y = 2x - 2\) ...

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 ...

Find the refreshed revision resources for GCSE Maths: Parallel and perpendicular lines, with step-by-step slideshows, quizzes, practice exam questions, and more! The graphs above, \(y = 2x + 1\) and \ ...

👉Learn about solving a system of equations by graphing. A system of equations is a set of more than one equations which are ...

Horizontal lines run left to right, parallel to the horizon, with slope 0 and equation y = k. Vertical lines run top to bottom, perpendicular to the horizon, with undefined slope and equation x = k.