SOLUTION: Write an equation for the line with a slope of 2 and passes through a point (-4, -1)

Algebra ->  Linear-equations -> SOLUTION: Write an equation for the line with a slope of 2 and passes through a point (-4, -1)      Log On


   

Question 1107406: Write an equation for the line with a slope of 2 and passes through a point (-4, -1)
Answer by BumbleStar(7) About Me  (Show Source):
You can put this solution on YOUR website!
Start with the standard slope-intercept formula:
y=mx%2Bb
Plug in x, y, and slope.
-1=2%28-4%29%2Bb
Now solve for b (y-intercept):
-1=-8%2Bb
b=7
Now go back to the original slope-intercept formula:
y=mx%2Bb
Plug in m and b.
y=2x%2B7