3-1 Solving Two Step Equations
Objectives:
1. TSW solve two step equations
2. TSW check the answers
Refresher – solve the following one step equations
1.
2.
3.
When solving two step equations…
- Order of operations in reverse… SADMEP
- Check your answer
Examples
1.
2.
3.
4. 9 – x = 6
5.
6.
7. Joey wants to save enough money to buy a new iPhone. They cost $400
and he wants to save $20/week. How long will it take him before he has
enough money for the phone if he has already saved $60?