Wright a sentence to represent the equation 4m=-8

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

Rewrite so the subject can be y in the formula d=m-y/y+n

If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)