Two pairs of socks and a pair of slippers cost $30. Five pairs of socks and a pair of slippers cost $42. Let z represent the cost of a pair of socks and let y represent the cost of a pair of slippers.
Identify the system of equations that represents the situation and identify the solution to the system of equation.

Use the expression below.–4b + 8c + 12 – 8b – 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(–2b + c + 3) b. 3(–2b + c + 3) c. 4(–2b + c + 3) d. 6(–2b + c + 3)part cwhat is the value of the expression when b = 2 and c = –3? enter your answer in the box.

State one method by which you can recognize a perfect square trinomial.

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y