Jack cut a piece of wood that was 8 feet long into two pieces. one piece is three times as long as the other. how long is the shorter piece of wood? a. 1 foot long b. 2 feet long c. 4 feet long d. 3 feet long

You spend $13 to rent five movies for the weekend. new releases cost $3 and regular movies rent for $2. how many of the movies you rented were new releases and how many were regular movies? answer by substitution of systems.