1. Warm-Up
Find the slope of 4y = 3x + 21
Solve -3x – 5 = x + 12
Solve |4x + 2| > x + 3

2. Lesson 2.1 Operations with Numbers

3. Matching Game
Work with your team to match up the correct answers

5. Properties of Real Numbers
Addition
Multiplication
Commutative
a + b = b + a
ab = ba
Associative
(a + b ) + c = a + (b + c)
(ab)c = a(bc)
Identity
a + 0 = a
a ∙ 1 = a
Inverse
a + (-a) = 0
a 1 a =1

6. Distributive Property
a(b + c) = ab + ac and (b +c)a = ba + ca

7. Practice Problems
42 + (3x + 7x) + 6
÷ 4 – 2
5∙6÷3∙7 12
(7 – 32)2
2[14 – 3x(6-1) 2]

8. Homework
Lesson 2.1 pg 91
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