Answer:
-7
Step-by-step explanation:
Let the number be x
So we get equation : 3x + 8 = -13
Thus, 3x = -13-8 = -21
So, x = (-21)/3
Hence the required number is -7
1. figure c
2.figure b
3. figure a b and c
Answer:
Air?
Step-by-step explanation:
you can't see air but it fills the whole world