Puzzle Problems
Linear Equations in One Variable

Lesson 2
Keeping the Equation Balanced 
Lesson 3
Balanced Moves 
Lesson 4
More Balanced Moves 
Lesson 5
Solving Any Linear Equation 
Lesson 6
Strategic Solving 
Lesson 7
All, Some, or No Solutions 
Lesson 8
How Many Solutions? 
Lesson 9
When Are They the Same?
Systems of Linear Equations

Lesson 10
On or Off the Line? 
Lesson 11
On Both of the Lines 
Lesson 12
Systems of Equations 
Lesson 13
Solving Systems of Equations 
Lesson 14
Solving More Systems 
Lesson 15
Writing Systems of Equations