SOLUTION: write an equation in Slope-intercept form for the line passing through the given points. (-5,2) (0,4)

Algebra ->  Linear-equations -> SOLUTION: write an equation in Slope-intercept form for the line passing through the given points. (-5,2) (0,4)      Log On


   

Question 869527: write an equation in Slope-intercept form for the line passing through the given points.
(-5,2) (0,4)
Answer by LinnW(1048) About Me  (Show Source):
You can put this solution on YOUR website!
First find the slope using the
formula
%28y2-y1%29%2F%28x2-x1%29 = %284-2%29%2F%280-%28-5%29%29 = 2%2F5
Use y = mx + b as a template and solve
for b using the point (0,4)
So the slope m = 2/5 , x = 0 , y = 4
4 = (2/5)(0) + b
4 = b
So our equation is y = (2/5)x + 4