Question
One sticker costs $r. One pencil costs $(r + 15). One guide book costs $3r.
  1. Daniel bought 5 stickers, 3 pencils and 1 guide book. How much did he spend? Simplify your answer in terms of r.
  2. If r = 13, how much did Daniel spend altogether?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

One sticker costs $r. One pencil costs $(r + 15). One guide book costs $3r.
  1. Daniel bought 5 stickers, 3 pencils and 1 guide book. How much did he spend? Simplify your answer in terms of r.
  2. If r = 13, how much did Daniel spend altogether?