Answer:
The first from top shows correct representation on number line for -0.8 +0.6.
Step-by-step explanation:
When we add these two term we get

-0.8 is to left of origin so when we add any value it will shift to right .
For example

Such a way it ends to -0.2

That's about as much as you can simplify this problem.
I hope this helps! :)
Answer:
24×18 432 ft (hope this helps)
Answer:
131%
Step-by-step explanation:
17:13
17 ÷ 13 = 1.3076923076923 = 130.76923076923%
The length for the sides of the rug could be 4 feet, 4 feet, and 4 feet.