Answer:
the answer is m/_ JKN = 77⁰
 
        
                    
             
        
        
        
Answer:
An algebraic expression is an expression built up from constants,variables, and the algebraic operations.for example:3x^2-2xy+c is an algebraic expression.
 
        
                    
             
        
        
        
This is true.
x+7=8.3. Remove 7 on both sides :x=8.3-7=1.3
        
                    
             
        
        
        
5000000 000000 0000 2000 100 90 0 i hope this helps