Which equation is equivalent to 8x + 3 ( x +5) -5 (x-4) = 2

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

The triangles are similar. what is the value of x? enter your answer in the box.