SOLUTION: Determine which two equations represent parallel lines. a. y = -7x + 1 b. y = 7x + 1 c. y = 1/7x + 1 d. y = -7x + 2

Algebra ->  Graphs -> SOLUTION: Determine which two equations represent parallel lines. a. y = -7x + 1 b. y = 7x + 1 c. y = 1/7x + 1 d. y = -7x + 2      Log On


   



Question 37991: Determine which two equations represent parallel lines.
a. y = -7x + 1
b. y = 7x + 1
c. y = 1/7x + 1
d. y = -7x + 2

Answer by ilana(307) About Me  (Show Source):
You can put this solution on YOUR website!
These are all of the form y=mx+b, where m is the slope. So the parallel lines have the same slope, so they are a and d.