What is the slope of ( -6,2) and (2,2) also slope of (-8,9) and(-8,-5)

Can someone check my answer? you

What is the solution to the equation 9^(x+1) =27

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?