Answer: (no promises this is exactly right)
-2r+6
Step-by-step explanation:
−3r+9+r+−3
=
(−3r+r)+(9+−3)
=
−2r+6
Answer:

Step-by-step explanation:

I hope this helps
8x + 9 = 42
8x +(9-9)=42-9
8x=33
8x/8=33/8
4.125oz
9/2 is the simplest form of 18/4.
Hope that helps.
1/5 < 3/4 < 7/8 this is the answer from least to greatest
~hope this helped~