I need help w chem questions, im posting this here so people can know and go over there since chemistry section isnt checked regularly. I need help so so badly please try to help me, this is my midterm test and i need a good grade

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Ascientist places 24 cells in a petri dish. she knows the cells grow at an exponential rate, doubling in number every hour. how long will it take (in hours) for there to be 1100 cells in the dish? time to 1100 cells: 5.51832530 hours how long will it take to reach 110 cells? time to 110 cells : 2.1963972 hours what is the average rate of change in the number of cells between 9 hours and 11 hours? average rate of change: cells per hour what is the instantaneous rate of change after 7 hours? instantaneous rate of change: cells per hour note: you can earn partial credit on this problem.

Solve the equation. 2x - 8(x+1)= 6(2x - 3)