SOLUTION: A line passing through (9, 18) and (6, y) is parallel to a line with slope 3. What is the value of y? Thank you.

Algebra ->  Linear-equations -> SOLUTION: A line passing through (9, 18) and (6, y) is parallel to a line with slope 3. What is the value of y? Thank you.      Log On


   

Question 107910: A line passing through (9, 18) and (6, y) is parallel to a line with slope 3. What is the value of y?
Thank you.
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
parallel means same slope ... so (y-18)/(6-9)=3 ... y-18=-9