Expression equivalent to 3(7x + 9)

Based on the figures as marked, /\rqs = —

George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?