A storekeeper recorded the number of snow shovels sold during weeks when it snowed which ordered pair would be on the dot plot

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

7+(3n++8) what is the answer to this?

Situation: an archaelogist in turkey discovers a spear head that contains 54% of its original amount of c-14. n = noekt no = inital amount of c-14 (at time t = 0) n = amount of c-14 at time t k = 0.0001 t = time, in years find the age of the spear head to the nearest year