Which pair of equations represents parallel lines?

A. y=2x+7 y=2x-7

B. y=2x+7 y=x+7

C. y=7 x=7

D. y=2x-7 y=-1/2-7

equations that have the same slope represent parallel lines .

both equations have a slope = 2 the only difference is that first equation has y-intercept = 7

and second one has y-intercept = -7

Let me know if you have any questions

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