1. Equivalent Linear Expressions
L14 Part 2: Combine Like Terms

2. Vocabulary
Equivalent Expressions: expressions that have the same value for every value of the variable (equal)
Variable: a symbol or letter used to represent an unknown quantity 
Coefficient: a number multiplied by a variable 
Term: each individual number, variable, or product in an expression
Like Terms: terms with the same variable raised to the same exponent
Unlike Terms: different exponents and/or different variables

3. Like Terms vs. Unlike Terms

4. Like Terms vs. Unlike Terms

5. Combine Like Terms

6. Combine Like Terms