Question
One eraser costs $t. One file costs $(t + 15). One textbook costs $3t.
  1. Ethan bought 4 erasers, 3 files and 1 textbook. How much did he spend? Simplify your answer in terms of t.
  2. If t = 19, how much did Ethan 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 $t. One file costs $(t + 15). One textbook costs $3t.
  1. Ethan bought 4 erasers, 3 files and 1 textbook. How much did he spend? Simplify your answer in terms of t.
  2. If t = 19, how much did Ethan spend altogether?