It is 9 degrees because at 6am the temperature was -12 degrees and at 10am the temperature was -3 degrees.
        
             
        
        
        
2 (6) - 3 (-3)  , 12 - -9 , 12 + 9 , 21
        
                    
             
        
        
        
Hey there!
Question #1.
2^6 + (2^3)^3
= 64 + (8)^3
= 64 + 8^3
= 64 + 512
= 576
Therefore, the answer should be: 
Option A. 576
Question #2. 
11^-4 * 11^8
= 1/14,641 * 214,358,881
= 14,641
≈ 11^4
Therefore, the answer should be: 
Option C. 11^4
Good luck on your assignment & enjoy your day! 
~Amphitrite1040:) 
 
        
                    
             
        
        
        
That’s 5 inch g , so like u see the 24 inch rug right then u do + 4 inch to get 5 inch fam
        
             
        
        
        
Answer:
x = 12.1
Step-by-step explanation:
20 − (z + 7) = 0.9
Distribute the minus sign
20 -x -7 = .9
Combine like terms
13 -x = .9
Subtract 13 from each side
-x = -12.1
x = 12.1