Answer:
Step-by-step explanation:
Linear means strait but what are you asking ? 
 
        
             
        
        
        
Answer:
10
Step-by-step explanation:
2+(2x4)
2x4=8
2+8=10
 
        
                    
             
        
        
        
100
100
100
100
3
2
5
3
3
3
I think this is what you're asking.. If not.. I'm sorry.
        
             
        
        
        
Answer:
1. 4b+3b+15+4
2. 7b+19
Step-by-step explanation:
Both are equivalent expressions :))