SOLUTION: Find the equation of the line. If necessary, use a slash ( / ) to indicate a division bar. (1,4) (3,12)

Algebra ->  Test -> SOLUTION: Find the equation of the line. If necessary, use a slash ( / ) to indicate a division bar. (1,4) (3,12)      Log On


   

Question 975799: Find the equation of the line. If necessary, use a slash ( / ) to indicate a division bar. (1,4) (3,12)
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Slope is difference in y/difference in x
It is 8/2=4
point slope
y-y1=4(x-x1), where 4 is the slope
y-4=4(x-1) alternatively, y-12=4(x-3) would also work
y-4=4x-4
y=4x
graph%28300%2C300%2C-5%2C12%2C-5%2C12%2C4x%29