SOLUTION: Which two equations represent parallel lines?? a. y = 9x + 6 b. y = 4/9x + 1 c. y = -9/4x - 4 d. y = 9x - 1

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Question 173546: Which two equations represent parallel lines??
a. y = 9x + 6
b. y = 4/9x + 1
c. y = -9/4x - 4
d. y = 9x - 1

Answer by user_dude2008(1862)   (Show Source): You can put this solution on YOUR website!
a. y = 9x + 6 & d. y = 9x - 1 parallel lines (equal slopes)
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