Finding Parallel and Perpendi Lines In Exercises 73-80, find equat the lines that pass through the given and are (a) parallel to and (b) perpend to the given line 73. 4x-2y = 3, (2, 1) 74. x + y = 7, (-3, 75. 3x + 4y-7, G.) 76. 5x + 3y 0, G. 3 8 77. y+5 0, (-2, 4) 78. x 4 0, (3, -2) \/ 79. x-y = 4, (2.5, 6.8) 80. 6x + 2y 9, (-3.9,-1.4)

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