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15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form

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?

If value of cos330° is √3/2 then find tan165°.