The number of hours required to build a fence is inversely proportional to the number of people working on the fence. If it takes 3 people, 83 hours to complete the fence, then how long will it take 19 people to build the fence? (round answer to 2 decimal places if needed)

anyone? find the second, fifth, and ninth terms of a sequence where the first term is 65 and the common difference is -7. 72, 93, 121 72, 79, 86 58, 37, 9 58, 51, 44

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

Four equations are shown below. equation 1: y=2*equation 2: y=2x-5equation 3: y=x2 + 6equation 4: tdentify one linear equation and one nonlinear equation from the list. why each equation you identified is linear or nonlinear. nd one nonlinear equation from the list. state a reasonlinear equation