Posted by Carol on Sunday, December 7, 2008 at 9:40pm.
Are these lines parallel, intersecting, or perpendicular?
y=.15x+.79
.11xy=0.85

Algebra  bobpursley, Sunday, December 7, 2008 at 9:56pm
Put them in y=mx + b format.
if m is the same, they are parallel.
if m1*m2 =1, they are perpendicular
otherwise, they intersect.
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