were not
would sleep
C
D
C
C
D
B
C
B
A
D
B
1.D
2.D
3.D
4.A
5.C
6.A
7.B
8.C
9.D
a. 5 + ( -3 ) = 2
b. -5 + 3 = -2
x=100 y=140