SOLUTION: Write an equation for the line containing (-4, 19) and (-2,9). I tried to do it and used the calculator on the site, but I come up with something different

Algebra ->  Linear-equations -> SOLUTION: Write an equation for the line containing (-4, 19) and (-2,9). I tried to do it and used the calculator on the site, but I come up with something different      Log On


   



Question 141831: Write an equation for the line containing (-4, 19) and (-2,9). I tried to do it and used the calculator on the site, but I come up with something different
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
first, find the slope __ y-change (rise) divided by x-change (run) __ (9-19)/(-2-(-4)) __ -10/2 __ -5

using point-slope __ y-19=-5(x-(-4)) __ y-19=-5x-20

solving for y (slope-intercept) __ y=-5x-1