6x - 14 = ax + 7 - 3x In the equation shown above, a is a constant. Which of the following values of a results in an
equation with exactly one solution?
A
8
B
9
с
Neither value
D
Both values

Ten students compared the amount (in dollars) they spent on books each week. the box plot shows the results. the median amout they spent each week is . the difference of the first and third quartiles of the data set is?