Explain the two errors in the following simplification:

Which statements are true? see picture

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle