Find the solution set of the system of linear equations represented by the augmented matrix. (if there is no solution, enter no solution. if the system has an infinite number of solutions, set x2 = t and solve for x1 in terms of t.)

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Select the correct answer from each drop-down menu. james needs to clock a minimum of 9 hours per day at work. the data set records his daily work hours, which vary between 9 hours and 12 hours, for a certain number of days. {9, 9.5, 10, 10.5, 10.5, 11, 11, 11.5, 11.5, 11.5, 12, 12}. the median number of hours james worked is . the skew of the distribution is