Math discussion Board

Respond to the following questions.

1. Choose three of the five problems listed below to solve, simplify, or evaluate. Post your responses for each of the problems one by one. Show your work, too.
   1. Simplify: 7 –  8 – (-5) – 1
   2. Simplify: 5x – 1 + x + 10
   3. Add using a line number: -7 + 3
   4. Solve: 9x – 2 = 7x – 24
   5. Evaluate: (-5)2
2. Share your best study hints and ideas.