Help fast please Line k is perpendicular to the line y=(2/3)x−4 and passes through the point (5,−7). Which is the equation of line k?
A:y+7=(2/3)(x−5)
B:y−7=(2/3)(x+5)
C:y−7=(−3/2)(x+5)
D:y+7=(−3/2)(x−5)

Three times the difference of federico’s age, and 4, increased by 7, is greater than 37. what are possible values of federico’s age?

Part a: select all of the ordered pairs that are located on the graph of the equation. part b: does the graph of the equation represent a function? select all correct answers for part a and one answer for part b.

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?