Law of sines/law of cosines. solve for X, Y, or O

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude

What is the equation of a line passing through (-6,5) and having a slope of 1/3

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.