What is the length of JN? Please help!

Which value would be a solution for x in the inequality 47-4x< 7

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?

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer