Which of the following lines passes through the point (3, –7) and is perpendicular to the line whose equation is given by 2x+4y=20?

x=−2y+10

Step-by-step explanation:

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step by step solution :

step   1   :

1.1     4 = 22

(4)3 = (22)3 = 26

equation at the end of step   1   :

  ((23) • 26)2

step   2   :

equation at the end of step   2   :

  (23 • 26)2

step   3   :

final result :

  218

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