The graphs above, \(y = 2x + 1\) and \(y = 2x - 2\) have the same gradient of 2. The lines are parallel. State the equation of a line that is parallel to \(y = 3x + 7\). To be parallel, two lines must ...

Revise how to work out the gradient of a straight line in maths and what formula to use to calculate the value change in this Bitesize guide.