OCR GCSE Mathematics · J560

Linear Equations and Graphs

What you need to know

Determine and interpret the gradient and intercept of straight lines from graphs and equations ( $y = mx + c$ ).
Use $y = m x + c$ to find and sketch straight line equations.

y = m x + c

Calculate the equation of a line given two points or one point and the gradient.

Identify solution sets of linear inequalities using dashed and solid lines on graphs.

5 key terms