Eight people. were At a Party. If each person Shook Hands with Every other Person, How many handshakes were there?? Can Someone plzz help Me with this Word Promblem ASAP??

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

What is 32+4 x (16 x 1/2) -2 show your work}

What is the sum of these mixed numbers 2 1/8 + 4 3/8