KevinSponge

Kevin Gutierrez

//Sept. 18- The difference between a whole number and an integer is that a whole number can't be a negative and and integer can be both positive and negative.//

Sept. 22- |-7+8|+|-9|=10 h=15//w//

Sept. 23- 65) 4.78//d//+0//d//= 4.78//d// 66) -21//p//-76//p//²-9+//p//= -20//p//-76//p//²-9 67) -6.1//t//²+13.7//t// 68) 1.5//m//-12.5//v//

Sept. 25- 1) (-1/3)+(2/9)= -1/9  2)   -3 + (-17)=-20 3) |-5|+(-5)+5  5)  2(4)*(-3*-5) = 120 6)  -9 7)  (32)÷(-20)= -1.6 8)  t= change of temperature 9) 8x-12 10) 49t

Sept. 26- pg. 91 (1-4) 1)equivalent 2)not equivalent 3)not equivalent 4)not equivalent

Sept. 29- summary the associative property is when the numbers are the same they are just gruped differently the commutative property is when you grupe like terms together 5//x//+2//x//+3//y//+7//y//

Oct. 2- pg 116(15-18) 1) 15/7+-3/6=??? 15)16k² 16)13xy 17)2t+2 18) 12x-4

Oct. 3- pg 119(1-9) 1. x=19 2. 5.2=x 3. x=14 4. x=33 5. x=32 6. x=3 7. x=.2 8.? 9. x=3 3/4

10/6/08 pg. 122 (40-43) 40. 8+c/-4=-6, c=-56, 8+ -8/-4=-6 41.7-3k= -14, k=7, 7-3*7=-14 42.14=6-2p, p=-4, 14=6-2 *-4 43.-y/2+14=-1, y=30,30/2+14=-1