Please help with this question

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

Which point has an coordinates of (2,0) ? a

Plzz ! if you were constructing a triangular frame, and you had wood in the length of 4 inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no? = explain your mathematical thinking/show your work: