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6-42.
  1. Multiple Choice: Which line below is perpendicular to y = −x + 5? Homework Help ✎

    1. 2x − 3y = 6

    2. 2x + 3y = 6

    3. 3x − 2y = 6

    4. 3x + 2y = 6

Rearrange the equations into Slope-Intercept form. Remember that parallel lines have equal slopes.