Mathematics, 07.02.2021 22:20 buky0910p6db44

Line l_1 represents the graph of 3x + 4y = -14. Line l_2 passes through the point (-5,7), and is perpendicular to line l_1. If line l_2 represents the graph of y=mx +b, then find m+b.

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Line l_1 represents the graph of 3x + 4y = -14. Line l_2 passes through the point (-5,7), and is per...