SOLUTION: two lines are parallel if and only if their slopes are ___________ _.
Algebra.Com
Question 153216: two lines are parallel if and only if their slopes are _____________.
Found 2 solutions by jim_thompson5910, mangopeeler07:
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Two lines are parallel if and only if their slopes are equal.
Answer by mangopeeler07(462) (Show Source): You can put this solution on YOUR website!
equal.
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