Cartesian Plane, SMB-018 A straight line passes through points `A(-2,-2)` and `B(1,5)` . Find the equation of `AB` and express in form `y=mx+c`. (3 marks) --- 6 WORK AREA LINES (style=lined) --- Show Answers Only `y=7/3x+8/3` Show Worked Solution `text{Line goes through}\ (-2,-2) and (1,5).` `text(Using the gradient formula):` `m` `=(y_2-y_1)/(x_2-x_1)` `=(5-(-2))/(1-(-2))` `=7/3` `text{Find equation through}\ (1,5), m=7/3:` `y-y_1` `=m(x-x_1)` `y-5` `=7/3(x-1)` `y-5` `=7/3x-7/3` `y` `=7/3x+8/3`