Find the equation of the line that passes through the points ( 8, - 15 )and(-2,5). write the equation in y=mx = b form.
algebra - Reiny, Saturday, February 19, 2011 at 6:43pm
slope = (5+15)/(-2-8) = -2
now you have m=-2
Use that and one of the points to sub into the equation
y = mx + b
find b and you are done.