Nine is 3 less than twice a number. Find that number. Denote the number as x.

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?

What value of x is in the solution set of 4x – 12 s 16 + 8x?

Describe a situation where it would be beneficial to round decimals to the nearest dollar. explain why you would use rounding in that situation.