We
have that
Sheri's
age=x
terry's
age=y
 in
20 years
x+20
<span>=y 
 equation 1</span>
 in 10
years
y+10<span>=2*x   equation 2</span>
 resolving
 y=x+20  equation 1
 y=2*x-10 equation 2
 x+20 =2*x-10
2*x-x=20+10
x=30
y=x+20--------------y=30+20=50
Sheri's
age=x------------------30 years
terry's
age<span>=y-------------------50 years</span>
 
        
                    
             
        
        
        
Answer:
Ego  
Explanation:
The ego is the part of the personality that was proposed by Freud. In ego, a person deals with reality. It is based on realistic principles. Ego is like that maintain a relationship with Id and Superego. In this process, Ego developed from Id but it ensures that a person takes a decision based on reality. 
The behavior that is acceptable in society. Ego work in conscious, precociousness and Unconsciousness. It satisfies the desires of Id that is based on the pleasure principle. The ego helps a person to discharge the stress and tension created by Id impulses when desires do not meet due to some reasons. 
 
        
             
        
        
        
I believe the answer is: Islam
Sikhism was first created in the northern indian continent due to the assimilation process between indian culture and middle eastern culture.
The religion believe that all objects contained some sort of living soul which is prominent in Hindu Religion, but adopted monotheistic view that is prominent in Islam.<span />
        
                    
             
        
        
        
Answer:
Peer group
Explanation:
Peer group - 
It refers to the combination of people , combined together because of some common interest , is referred to as a peer group. 
This group tries to attract and influences other person to join and follow their group . 
A peer group can be good as well as bad in belief . 
Hence , from the given scenario of the question , 
The correct answer is peer group . 
 
        
             
        
        
        
The answer is d plz correct me if I'm wrong