A plumber charges $45 plus $39.75 per hour of service, Miguel's bill was $164.25. Solve the equation How many hours of service did the plumber charge?

Wrote and expression for the difference of p and 4

Ze trinomial x2 + bx – c has factors of (x + m)(x – n), where m, n, and b are positive. what is ze relationship between the values of m and n? explain how you got ze answer

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: