Answer:
8
Step-by-step explanation:
10+8-3+5-12=
 
        
             
        
        
        
Answer:
I think its 90
Step-by-step explanation:
3x plus 1x is 4x divide 180 but 4 and get 45 so that meab there are 135 and 45 
you need 90 more analysts to have a 1 to 1 ratio
 
        
             
        
        
        
Answer:
1/4
Step-by-step explanation:
Substitute x=-1 to find y
Given y= 2^2x
y(-1)=2^-2=1/(2^2)
 
        
             
        
        
        
Answer:
year 13 
Step-by-step explanation:
franklin's population is growing by 1000 people per year(5% of 20000 is 1000) and Chester is growing by 500 per year so at year 13 franklin will be at 32000 while Chester is at 31500