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Can someone tell me if these equations are parallel, perpendicular, intersect but not perpendicular, or coincide?? 3x = 4y - 6 -4x = 3y - 6
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5 votes
Can someone tell me if these equations are parallel, perpendicular, intersect but not perpendicular, or coincide??

3x = 4y - 6
-4x = 3y - 6

User RafalS
by
8.5k points

1 Answer

3 votes
Make them y = mx + b
4y = 3x + 6
y = 3/4x + 6/4
3y = -4x + 6
y = -4/3x + 2
They have opposite sign and reciprocal slope so they are perpendicular

Answer: perpendicular and intersect
User Ponsiva
by
8.7k points
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