335,992 views
30 votes
30 votes
Through: (3,-4), perp. to y=-7x

User CMPS
by
3.3k points

1 Answer

26 votes
26 votes

Answer:

y = x/7 + 31/7

or 7y = x + 31

Explanation:

The slopes of two perpendicular lines are negative reciprocals of each other so slope will be 1/7

m = 1/7, y = -4, x = 3

y = mx + b

-4 = 1/7(3) + b

b = 3/7 + 4

b = 3/7 + 28/7

b = 31/7

so

y = x/7 + 31/7

or 7y = x + 31

User Neoevoke
by
2.9k points