Quote:
Originally Posted by kiwifruit  So here's the problem: passes through (-2,2), parallel to graph of -2x + y = 4. Then I graph the line that satisfies the condition, but what I really need to know is just how to figure out the slope.
Exams tomorrow... please help me! |
When lines are parallel, they have the same slope. [i.e. if the slope of one line is
then line two has a slope of
When lines are perpendicular, its a little different. If line one has a slope of
, then line two has a slope of
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Parallel/Perpendicular Lines 
Linear Mode
