Answer:

80 is the number in the square root
Step-by-step explanation:

Answer:
71 cents
Step-by-step explanation:
Answer:
B) There were more sofas sold at Store B than at Store A
Step-by-step explanation:
Count up the number of sofas that each store sold, and then compare.
Hope this helped! :)
See, pls, offered explanation:
1) the both equations are linear function, it means system made up of the both equation has the only solution.
2) if to prove this:

Answer: one solution.
Simple,
you have 2 angles...when added together they equal 183.6
The measure of one of those angles is 54°
What's the measure of the other angle?
183.6
-
54
=129.6
Thus, m=129.6, your answer.