Question
One coin costs $i. One file costs $(i + 15). One guide book costs $3i.
  1. Jenson bought 5 coins, 3 files and 1 guide book. How much did he spend? Simplify your answer in terms of i.
  2. If i = 10, how much did Jenson 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 coin costs $i. One file costs $(i + 15). One guide book costs $3i.
  1. Jenson bought 5 coins, 3 files and 1 guide book. How much did he spend? Simplify your answer in terms of i.
  2. If i = 10, how much did Jenson spend altogether?