Equations and graphs Course Content Equations Equations, expressions and terms Equations part two Rearranging equations (to do) Simultaneous equations Simultaneous equations part two Simultaneous equations part three Axes Coordinates Axes part two Cartesian, Rene Decartes (to do) Coordinates part two Plotting coordinates Straight line graph Equation of x-axis Equation of y-axis Constants and variables Equation of a straight line Equation of a straight line part two Straight line graph part two 1 of 3