When the following expression is written in simplest form, what is the coefficient of the variable term? -2.5y + 8y - 10. are -5,m 5.5, 0,-21

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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?

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.