Help please if u know

If you were constructing a triangular frame, and you had wood in the length of 4inches, 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

The sum of four times a number and three is two times the number minus twenty nine

How do you find percent change? ? i will give brainliest for the bestme i don’t understand