The superintendent was the chief designer of the plan. Which word could replace the underlined word without changing the meaning of the sentence?

pilot

worker

captain

architect

What’s -11-33k and factor each expression completely

The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64

Larry wants to buy some carpeting for his living room. the length of the room is 4 times the width and the total area of the room is 16 square meters. what is the length of the living room