Answer:
(1/2)
Step-by-step explanation:
The shape shrink in size by a factor of 2. So the answer is (1/2)
 
        
             
        
        
        
Answer:subtract by 4x on each side first 
Step-by-step explanation:
When you do so you'll get 5x on the left side of the equal sign and -5 on the right side. Next you would divide by 5 on both sides and this gives you x on the left side and -1 as your answer on the right side. 
 
        
                    
             
        
        
        
Answer:
- 3 5/7
Step-by-step explanation:
 
        
             
        
        
        
V is 4 more tha x
v=4+x
sum is no more than 14
v+x≤14
sub 4+x for v
4+x+x≤14
4+2x≤14
minus 4 both sides
2x≤10
divide both sides by 2
x≤5
5+4=9
the neighboor's age is at most, 5 years
and victoria is 9 at most