Answer:
x = -, y = - 1/2
Step-by-step explanation:

Greetings!
The expression would be:
+25= Starting # of stamps
/5= Dividing the among himself and the four friends
+2= Stamps found
Hope this helps.
-Benjamin
Answer:
the volume would change since the object is heavier
Step-by-step explanation:
I can't see other steps and the more the mass and the area of the object the more volume ots take up
Answer:
Five plus the difference of seventeen and eight