WellesSponge

=Welles Worthen =

monday: 21) G

22) A

tuesday: pg.83. 65)4.78d +0d= 4.78d

66)-21p - 76p^2 - 9 + p= -20p - 76p^2 -9

67)3.3t^2 + 8.7t - 9.4t^2 + 5t= -6.1^2+13.7

68) 1.5m -4.2m - 12.5v +4.2m= 1.5m + 12.5v

wednesday: pg.85(1-3, 5-10)

1)(-1/3) + (2/9)= -1/9

2) -3 + (-17)= -21

3) |-5| + (-5) +5= 5

5) 2a x (-3b)= 120

6)-b-a= 1

7)(2a^2) / (4b)= -1.6

8)-5 +t

9)1/3(24x-36)= 8x-12

10)6t + 43t= 49t

thursday: no class

friday: p. 91 (1-4)

1)-(y-4) and 4 - y:yes there are

2)8 + 5m and 8 +5 + m: no there not equvilent

3) 2(t - 7) and 7(t - 2): no there not

4) 4(2b - 3) and 2 ((2-1)b - 2):no there not equvilent

monday: the assosiative property- regrouping of numbers, numbers in pranthesis change the commnative property- adding or multiplying numberss in any order and produces same answer

wednesday: 116 (15-18) 15)14k^2- (-2k^2)= 16k^2

16) 4xy + 9xy= 13xy

17) 6t+ 2 - 4t=2 + 2

18) 9x - 4 + 3x= 12x - 4

?) 15/7 + -3/6= -21/42 + 90/42= 69/42= 23/14

friday: pg. 119(1-9 check point skills)

1)x - 5 = 14 x= 19

2)x + 3.8= 9 2.7

3)-7 + x = 7 x = 14

4)x - 13= 20 x = 33

5) x/4= 8 x = 32

6)9 = 3x x = 3

7)10x = 2 x= 1/5

8)2/3x= -6 x = -9

9) x +2 2/4 = 6 1/2 x= 15/4

MONDAY: 122 (40- 43)

40) 8 + c/-4= - 6 c - 56

41)7 - 3k = -14 k = 7

42)14 = 6 - 2p p = -4

43) -y/2 + 14= -1 y = 30