1. 2.4 Algebraic Reasoning

2. What We Will Learn O Use algebraic properties of equality to justify steps in solving O Use distributive property to justify steps in solving O Use properties of equality involving segment lengths and angle measures

3. Needed Vocab

4. Ex. 1 Justifying Steps O Reason O Given O Addition Prop O Simplify O Division Prop

5. Your Practice O Reason O Given O Addition Prop O Simplify O Addition Prop O Simplify O Division Prop

6. Ex. 2 Using Distributive Prop O Given O Distributive Prop O Addition Prop O Simplify O Division Prop

7. Ex. 3 Literal Equations O Given O Distributive prop O Subtraction prop O Simplify O Division prop

8. Your Practice O Given O Distributive prop O Addition prop O Simplify O Division prop

9. Ex. 4 Identifying Properties O Reflexive Prop of Equality O Transitive Prop of Equality