The answer will be 81.
Step-by-step explanation:
just multiple by 3
Answer:
will you write them? my school computer blocked the picture
Step-by-step explanation:
Egudbschsien eiodnebevieneb
Answer:
-1
Step-by-step explanation:
x - 1x - 1
1x = x
x - x -1
x - x = 0
0 - 1 = -1
-1