Q1: to determine the shading while sketching 5x-4y20
1. the point (0,0) would always make a good test point.
2. No test point is needed
3. the point (4, 5) would make a good test point.
4. Any point other than points on the line would make a good test point what is correct answer? Write your answer without using the letter e whatsoever in your entire response.
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