1. Lesson 2.5 and 2.7 -Distributive Property -Combining Like Terms -Square Roots

2. Set Up Vocabulary! FRONT BACK 1) Variable 9) Distributive Property
2) Algebraic Expression
3) Power
4) Base
5) Exponent
6) Reciprocal
7) Multiplicative Identity
8) Equivalent Expression
BACK
9) Distributive Property
10) Terms
11) Coefficient
12) Constant Term
13) Like Terms
14) Square Root
15) Perfect Square

3. Vocabulary Equivalent Expressions:
Two expressions that have the same value
Ex: 3(x + 2) and 3(x) + 3(2)
Distributive Property:
A property that can be used to find the product of a number and a sum or difference.
Ex: 3(x + 2) and 3x + 6

4. Distributive Property
Use the distributive property to write and equivalent expression.

5. More Vocabulary… Terms:
The parts of an expression that are added together
Coefficient:
The number part of a term with a variable part
Constant Term: Has a number part but no variable part
Like Term: Terms that have the same variable parts

6. Combining Like Terms
Simplify the expression

7. Distributing then combining…
Simplify the expression

8. Vocabulary Continued…
Square Root:
If b² = a, then b is a square root of a.
Perfect Square:
A number that is a square of an integer

9. Square Roots
Evaluate the expression.