Please help I'll mark brainliest

When are two distinct non vertical lines parallel

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6

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?