Question 351280: A line passing through (15,19) and (10,y) is parallel to a line with slope 2. What is the value of y? Found 2 solutions by nerdybill, solver91311:Answer by nerdybill(7384) (Show Source):
You can put this solution on YOUR website! A line passing through (15,19) and (10,y) is parallel to a line with slope 2. What is the value of y?
.
Since slope is:
(y2 - y1)/(x2 - x1)
.
2 = (y - 19)/(10 - 15)
2 = (y - 19)/(-5)
-10 = y - 19
9 = y