Find an equation for the line perpendicular to the line 4x+7y=4 having the same y-intercept as 9x−7y=−2

Question

Find an equation for the line perpendicular to the line 4x+7y=4 having the same y-intercept as  9x−7y=−2

Raymond B. · Accepted Answer

perpendicular line has negative inverse slope = 7/4y intercept = 2/7perpendicular line is   y = 7x/4 +2/7

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