Write a system of equations to describe the situation below, solve using substitution, and fill in the blanks. A charity is considering the possibility of having a benefit night at two different restaurants. The owner of the local Italian restaurant has offered to make a donation of $912 and $1 per diner that night. On the other hand, the owner of the Mexican restaurant has said he could contribute $340 plus $5 per diner. Based on the number of diners who have promised to participate in the event, it appears that each restaurant would donate the same total amount. How much would each restaurant donate? How many diners promised to participate?

Each restaurant would donate $ with diners promising to participate.