Answer:
Step-by-step explanation:
Whenever you have exponents raised to another exponent, you multiply the exponents! 
 
        
             
        
        
        
Answer:
9x-27
Step-by-step explanation:
4(x-3)+5(x-3)=4x-12+5x-15=4x+5x-12-15=9x-27
 
        
             
        
        
        
Answer:
$10t=m
Step-by-step explanation:
If for each hour is $10. 
She would earn the number of  hours times $10.
Example: She did babysitting for 4 hours this weekend. The equation is $10(4)=m or $10 x 4 = m.  m=40
 
        
             
        
        
        
Answer:
12075
Step-by-step explanation:
35 x 345 = 12075
 
        
                    
             
        
        
        
The correct answer is A. 120 ft squared because you must multiply the height times the width which comes to 120.