One of the highest snowfall rates ever recorded was in silver lake colorado in april, 1921, when just over 7 feet of snow fell in 27 1/2 hours. what was thr rate inches per hour?

Awrestling tournament begins with 128 competitors. in the first round, each competitor has 1 match against another wrestler. the winner of each match moves on to the next round until there is a winner. write a sequence in which the terms represent the number of players still in the tournament at the end of each round. describe the sequence? how many rounds are in the tournament?

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Can someone show me step by step how to do this?