SOLUTION: Determine which two equations represent parallel lines. (a) y = x + 4 (b) y = x – 7 (c) y = 2x + 8 (d) y = 2x – 4

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Question 70249: Determine which two equations represent parallel lines.
(a) y = x + 4
(b) y = x – 7
(c) y = 2x + 8 (d) y = 2x – 4

Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Equations a) and b) are parallel since they have similar slopes of 1. Equations c) and d) are parallel because they have similar slopes of 2.