Gradient of a line = change in y∕ change in x=(y2−y1)∕(x2−x1) The general point of a line is in the form (x,y), thus the first cordinate is x and the second cordinate is yP(3,−2) and Q(−2,4) y2=4 and y1=−2 x2=−2 and x1=3 Gradient =(4−2)∕(−2−3) -- = + Gradient =(4+2)∕(−2−3)=6∕−5=−6∕5