What do you need to subtract from 29/6 to make 4

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost