Answer:
2(-17+a^2+2g^2)
Step-by-step explanation:
step1
 
        
             
        
        
        
The common difference is 12
Further explanation:
It is given that the infinite sequence is an arithmetic sequence
The common difference is the difference between consecutive terms of an arithmetic sequence.
Here,

The common difference is denoted by d. 
Here,

The common difference is same for all proceeding terms.
So, 
d = 12
Keywords: Infinite arithmetic sequence, Common difference
Learn more about arithmetic sequence at:
#LearnwithBrainly
 
        
             
        
        
        
5.7 pints would be water
3/10 of 19 pints are water
19*(3/10) = 5.7
        
             
        
        
        
37=blue+red+green
37-red-blue=green
37-13=10=green
14=green
green:red=
14:10=
7:5
        
                    
             
        
        
        
I would answer, but you didn't give any options.