What is the x coordinate of the intersection of this line y=3x+3?

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

In the diagram, bc¯¯¯¯¯∥de¯¯¯¯¯ . what is ce ? enter your answer in the box.

The table shown below gives the approximate enrollment at the university of michigan every fifty years. how many more students were enrolled at the university of michigan in 1950 than in 1900?