Question

A line passing through (6, –10) and (–1, y) is perpendicular to a line with slope . Find the value of y.

Answer 1

to a line with slope what?

Answer 2

7/2

Answer 3

slope 7 over 2

Answer 4

okay that means for every 7 change in y.. x changes by 2

Answer 5

first of all do u know whats a perpendicular slope to 7/2

Answer 6

no, I just remember that for the line to be perpendicular I should be able to multiple both slopes to get a product of -1, correct?