Well y=mx passes through (0,0) hence its gradient m would need to sit in a range where the line cuts under (6,7) but also never becomes parallel with or has a greater negative gradient than the (6,7) to (9,-5) section of the line.
ahhhhhhhhh the standard paper was so nice the essay questions were so good i just barely didnt finish my creative piece though so welp band 4 warrior time