Answer:
-0.7
Step-by-step explanation:

You can choose any digits you wish for
and
but the difference must be 0.7. I chose 1.0 and 0.3.

Answer: 
Step-by-step explanation:
Use the equation
to calculate the length of the segment.
units
Answer:
19
Step-by-step explanation:
-3+19 would=16