Help! Complete the number pattern so that the numbrr in the blue is larger. Circle the sum of the two nunbers in the adjacent grey smaller circle. Indicate weather the solution is unique.

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?