1. Distribute and combine like terms in expressions. 2. Correct homework problems involving properties of real numbers. 3. Review properties of real numbers.

1. Agenda Thursday, Sept. 24 1. Do Now Distribute and combine like terms 6(4x + 5) - 8x 9n - (5n + 18) 22t - (10 - 11t) 2. correct homework 3. properties of real numbers Homework 11 p. 56 # 1 - 9, 35 - 38 22t - 10 + 11t 33t - 10 24x + 30 - 8x 16x + 30 9n - 5n - 18 4n - 18

2. Pizzazz 2.10 1. 5(4x - 13) = 20x - 65 2. -4(9x - 2) = -36x + 8 3. 7x - 3(5 + x) 7x - 15 - 3x 4x - 15 4. 2x - 6(4x - 11) 2x - 24x + 66 -22x + 66 5. 5 + 8(8x - 1) 5 + 64x - 8 64x - 3 6. -9 + 2(-x - 16) -9 -2x - 32 -2x - 41 7. 3(12x + 5) - 10x 36x + 15 - 10x 26x + 15

5. 8. -5(1 - 6x) + 15 -5 + 30x + 15 30x + 10 9. 1/3(9x - 24) + x 3x - 8 + x 4x - 8 10. 7 - 3/4(-8x + 20) 7 + 6x - 15 6x - 8 11. 4x + 4(9x - 2) - 3 4x + 36x - 8 - 3 40x - 11 12. 10x - 3(7 - 2x) + 18 10x - 21 + 6x + 18 16x - 3 13. 11 + 6(-5a - 6) - 4a 11 - 30a - 36 - 4a -34a - 25 14. 15 - 2(4 + 7a) + 5a 15 - 8 - 14a + 5a -9a + 7 15. -3a + 8 - 8(7 - 2a) -3a + 8 - 56 + 16a 13a - 48

6. More Practice: 5( 2x + 1) +8 10x + 13 7( 2x + 1) + 4x 18x + 7 -3 (y - 5) + 4(y + 1) y + 19 4( 2x + 1) + 2(x - 1) 6x + 2 8( 1 - 3x) - 2x 8 - 26x 6(2x) - 3(7x + 4) -9x - 12