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For coordinate a x is Þ x = 0, y = 0 Then, 57x – 19y = 399 cut coordinate a x is when x = 0 – 19y = 399 y = – 21 Þ (0, – 21) When, y = 0 57x = 399 x = 7 = (7, 0) Option 3 is right
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