1. W ARM U P

2. S IMPLIFYING E XPRESSIONS Section 1.7 B

3. O BJECTIVE TSWBAT use the Distributive Property to simplify expressions

4. Term: a number, variable or product of a number and variables. Examples: 6, n, 3x 2, 16x 2 yz 5, y 5, 7xy, 2 / 3 x Not a term: 7x + 16xy Coefficient: the number factor of a term. State the coefficient of the above terms. V OCABULARY

5. Like Terms: terms with the same variables and exponents on those variables. Circle the terms in each list that are like terms. 2. 2n 2 m, n 2, 9n 3, 10n 2 1. 6x, 7y, 8x

6. Simplify each expression. 1. 6x + x 2. 13a 2 + 8a – 16a 2 3. x 2 + 2x 2 + 11 x 2 44 E XAMPLE 1

7. Simplify each expression. 1. – (x + 2) 2. -2(x 2 +3x – 2) 3. 6 – 4(y – 1) 4. 4(3x + 2y) + 6(3y – 2x) E XAMPLE 2

8. Translate and simplify. 2. 8 times the quantity of 3n plus -17. 1. The product of -6 and the quantity 7 minus m. E XAMPLE 3

9. Find the perimeter. 1. 2x + 2 x + 5 4x – 6 E XAMPLE 4

10. A SSIGNMENT Pg.50-53 # 33-48,54-82 even