yolanda went to get her car fixed. it cost $ 50 for the part and $ 200 for each hour the mechanic worked on it. x represents the number of labor hours and y represents the total cost of repairing the car.

Is this a polynomial function? i need to know asap

Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers