Please help due in 20 minutes

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2