Question 1107406
Start with the standard slope-intercept formula:
{{{y=mx+b}}}
Plug in x, y, and slope.
{{{-1=2(-4)+b}}}
Now solve for b (y-intercept):
{{{-1=-8+b}}}
{{{b=7}}}
Now go back to the original slope-intercept formula:
{{{y=mx+b}}}
Plug in m and b.
{{{y=2x+7}}}