Question
One eraser costs $a. One marker costs $(a + 15). One story book costs $5a.
  1. Daniel bought 6 erasers, 3 markers and 1 story book. How much did he spend? Simplify your answer in terms of a.
  2. If a = 7, 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 eraser costs $a. One marker costs $(a + 15). One story book costs $5a.
  1. Daniel bought 6 erasers, 3 markers and 1 story book. How much did he spend? Simplify your answer in terms of a.
  2. If a = 7, how much did Daniel spend altogether?