Answer:
W= 2
Step-by-step explanation:
Isolate the variable by dividing each side by factors that don't contain the variable.
 
        
             
        
        
        
Answer:
proportion used: 7/20
7emails were from the same person
Step-by-step explanation:
35/100= 7/20
7/20 of 20 
20/20=1
1x7= 7
 
        
                    
             
        
        
        
Using PEMDAS,
27-10=17
17*4=68
64/68=0.94 (rounded to the nearest hundredth) 
        
                    
             
        
        
        
5:15
Divide both sides by 5 to get it down to the lowest bases.
1:3
        
             
        
        
        
Answer:
D
Step-by-step explanation:
last one 
Thanks me later