What is the probability that the minimum of the two numbers is 3?

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)

What is the range? can’t seem to find it out

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.