Pl !

the graph shows two lines, a and b.

part a: how many solutions does the pair of equations for lines a and b have? explain your answer. (5 points)

part b: what is the solution to the equations of lines a and b? explain your answer. (5 points)

50 points and will mark brainlest 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: