Add K to both sides to get U×K=X 
and 
add C to both sides to get G×C=X 
        
             
        
        
        
20% off means u r paying 80%
0.80(74) = 59.20 (without tax)
sales tax is 6.25%...
59.20 + 0.0625(59.20) = 59.20 + 3.70 = $ 62.90 <==with tax included
        
                    
             
        
        
        
Answer:

Step-by-step explanation:
This (±) goes between the 
 and 
 


 ± 
/2a
 ± 
/2(3)
 ± 
/6
 ± 
 
        
             
        
        
        
Answer:
492.43in²
Step-by-step explanation:
I might be wrong.
 
        
             
        
        
        
Step-by-step explanation:
SO, OT is parallel to the vector a+2b