If UW =9x-9, what is UW in units

Plzzz i beg u so much asaaaap ! what is the slope of this line? enter your answer in the box.

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

1: 4 if the wew 35 surfboards at the beach how many were short boards?