JustinSponge

9/17/08 A whole number is any positive number that is not a fraction or a decimal. Integers are whole numbers and their opposites.

9/23/08 65) 4.78d 66) -20p-76^2-9 67) -6.1t^2+13.7t 68) 1.5m-12.5v

9/24/08 1.) -3/9+2/9=-1/9 2.) -3+(-17) =-20 3.) 5+(-5)+5=4 5.)2X4X(-3X-5)=120 6.)-4-(-5)=1 7.)64/4(-5)=1.6 8.)-5+t t=18 -5+18=13F 9.)8x-12

9/25/08 1.)yes 2.)no 3.)no 4.)no

the associative property can change parenthesis Commutative you can change in any way

10/1/08 15.) 16k² 16.) 13xy 17.)2t+2 18.) 12x-4 1.) 23/14

10/2/08

1.) x=19 2.) x=5.2 3.) x=14 4.) x=33 5.) x=32 6.) x=3 7.) x=1/5 8.) x=-9 9.) x=15/4

10/3/08 -14x-4=c=56 -3k+7=-14  -3k/-3=-21/-3   k=3 -4=p -y=-30  y=30

10/7/08 5) x=-2 6) x=-5 7) t=-7 8) n=1/3 29) w=3