Question 9 of 10 What is the slope of a line perpendicular to y=-(7)/(4)x A. -(4)/(7) B. (4)/(7) C. -(7)/(4) D. (7)/(4)

To find the slope of a line perpendicular to the given line, we need to take the negative reciprocal of the slope of the given line.The slope of the given line is .The negative reciprocal of is .Therefore, the slope of a line perpendicular to is .The correct answer is B. .