1.What integer or number should be subtracted from 10 to get -9?
A. 1
B. -1
C. 19
D. -19

2.Which of the following equations illustrates identity property?
A. -5 • 1 = -5 • 1
B. 6 • 0 = 0
C.5 • 1/5 = 1
D.2 + 0 = 2

need q poe nang help ASAP​