Question

The line through the points (2,9) (9,3) has slope Maths coordinate geometry

Answer 1

as y2-y1/x2-x1 =slope

here y2=3

y1=9

X2=9

X1=2

so y2-y1/x2-x1=3-9/9-2

=-6/7

hence slope of the line =-6/7