Answer: 21
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
SWEEEET!!
Step-by-step explanation:
:D
 
        
                    
             
        
        
        
Answer:
32
Step-by-step explanation:
x(48 - 2x) = 32
Hope it helps.
 
        
             
        
        
        
Answer:
Step-by-step explanation:
10y-37 = 4y+7
by transposing,
10y-4y = 7+37
6y = 44
y = 44/6
hope this helps
plz mark it as brainliest!!!!!!
 
        
                    
             
        
        
        
Answer:
p=43 a=78
Step-by-step explanation:
im assuming this is a triangle
perimeter is 18+12+13=43
area is 12*13=156 then divide by 2 =78