Question 26297
First you need to find the slope;
m={{{(y1-y2)/(x1-x2)}}}
m={{{(-3-2)/(1-5)}}}
m{{{-5/-4}}}={{{5/4}}}
Now that we have slope we can plug in the points given to get the y-intercept;
Y-Y1=m(X-X1)
y-2={{{5/4}}}(x-5)
y={{{5/4}}}x-5+2
y={{{5/4}}}x-3
Hope you understand
=)