25,000 bricks were used to build the new library. the total weight of the bricks was 30,000 pounds. what is the weight of each brick? which let statement(s) would you use?

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?

Jermaine has t subway tokens. karen has 4 more subway tokens than jermaine. raul has 5 fewer subway tokens than jermaine. which expression represents the ratio of karen's tokens to raul's tokens

2/3(-6y+9x) expand each expression using the distributive property