Asked by kalak

Determine if the graphs of the equations are parallel, perpendicular, or neither:

4x – 3y = 6
8x – 6y = 9
Answered by Reiny
slope of first = 4/3
slope of 2nd = 8/6 = 4/3

notice that x1/x2 = y1/y2 ≠ c1/c2

so they are two parallel lines
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