John has 5 apples and he eats three. how many does he have left

Suppose that g(x)=f(x+9) which statement best compares the graph of g(x) with the graph of f(x)

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?

Similarly fie each expression 18,19,20