Answer:
x=1 or x=9
Step-by-step explanation:
make x the subject of the formula by correcting the right terms and then divid both sides by 2
 
        
             
        
        
        
Answer:
38.5ft²
Step-by-step explanation:
we know the formula for Area is 
A=pi*r²
A=38.5
 
        
             
        
        
        
Answer:
All three are yes
Step-by-step explanation:
4. yes
5.yes
6.yes
 
        
             
        
        
        
Answer:
do you still need help
Step-by-step explanation:
to this question
 
        
             
        
        
        
Step-by-step explanation:
7=4y-13
7+13=4y
20/4=y
5=y