This was wrong.. Why?

The total number of photos on hannah’s camera is a linear function of how long she was in rome. she already had 44 photos on her camera when she arrived. then she took 24 photos each day for 6 days. what is the rate of change of the linear function that represents this

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Factor the expression using the gcf. the expression 21m−49n factored using the gcf