3(x+7)+12x-7(x+1)+9-4x
Need answer and explaintion

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

Use the drop-down menus to complete the statements to match the information shown by the graph.

What is 60.9643790503 to 5 decimal