Answer:
C) 2(x+1)=2x+1 ( No Solution )
Step-by-step explanation:
1)

2)

3)

4)

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If I am understanding the question, and assuming the living room is a rectangle, then the border should be 80 ft
The answer is 4^3 and I believe that this is right
Answer:
5)
1
Expand by distributing terms.
-2x-2\times 5−2x−2×5
2
Simplify 2\times 52×5 to 1010.
-2x-10−2x−10