SOLUTION: Which equation below is perpendicular to th line y=1/3x+7? A. X+3y=4 B. x-3y=4 C. 3x+y=4 D. 3x-y=4

Algebra ->  Linear-equations -> SOLUTION: Which equation below is perpendicular to th line y=1/3x+7? A. X+3y=4 B. x-3y=4 C. 3x+y=4 D. 3x-y=4       Log On


   

Question 736271: Which equation below is perpendicular to th line y=1/3x+7?
A. X+3y=4 B. x-3y=4 C. 3x+y=4 D. 3x-y=4
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
option (c)
the slopes are negative reciprocals
slope of given line is 1/3
slope of perpendicular line will be -3