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Mathematics, 27.01.2020 22:31 carog24

Indicate whether the lines are parallel, perpendicular, or neither. justify your answer.

a. y=4x-1 and 12x=3y+7
b. x-7y=10 and 2x+14y=21
c. 5x+6y=18 and 18x-15y=36
d. x=-1 and y=-1

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Indicate whether the lines are parallel, perpendicular, or neither. justify your answer.

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