The proportional relationship between the number of hours a buisness operates and its total cost of electricity is shown in the following graph which statements about the graph are true

Two numbers have a sum of -19. one number is x. what expression represents the other number?

An electrician cuts a 136 foot long piece of cable. one piece is 16 feet less than 3 times the length of the other piece. find the length of each piece

Susan is paying $0.30 per $100 on her $483,000 home in homeowners insurance annually. if her annual homeowners insurance premium is divided into twelve equal monthly installments to be included on each of her monthly mortgage payments of $2,128.00, what is her total monthly payment?