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viktelen [127]
3 years ago
11

Determine whether the graphs of y=-7x-4 and -y=7x+4 are parallel, perpendicular, coincident or none of these

Mathematics
2 answers:
Art [367]3 years ago
8 0

Answer:

Coincident

Step-by-step explanation:

horsena [70]3 years ago
5 0

we are given

y=-7x-4

-y=7x+4

we can multiply -1 on both sides of second equation

-1*-y=-1(7x+4)

y=-7x-4

we can see that

both equations becomes same

so, they are coincident............Answer

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