This expression is a difference of squares:

4 4/7 feet is it's simplest form because 20 I'm chea equal 1.67 feet and 7 feet equals 84 inches so do 20 × 4 = 80 then you would have 4 left over and turn that into 4/7
Answer: 47? 89? Idek Fr Fr
Step-by-step explanation:
I just want points.
2n+6=2n+6
0=0
inconsistent solutions
Answer:
1. PQ
2. PR
3. OR/OP
4. OR/OP
5. RO
Step-by-step explanation: