A laptop computer is purchased for 3100. Each year, its value is 75% of its value the year before. After how many years will the laptop computer be worth $600 or less

7 to 9? Years

Step-by-step explanation: I’m not sure but if you got a couple trys try to do it.

6 years

Step-by-step explanation:

Y = IA (r)^t

600 = 3100 (.75)^t

then just solve for T i recommend using guess and check, but thats me

and youll get 6 years.

answer: need picture of problem

step-by-step explanation:

the height of the surface increases from the center out to the sides of the road

it is c!